Add an interface for initialization of vars without an explicit initializer (#6934)

When a `var` is not explicitly given an initializer, initialize it in
one of two ways:

* If its type implements the new interface `Core.Default`, call
`Core.Default.Op` to initialize it.
* Otherwise, if its type implements `UnformedInit`, leave it in an
unformed state. For now, this is always an uninitialized state, but that
will change in the future.
* If neither of those apply, the `var` declaration is ill-formed.

This is a step towards implementing leads decision #6739 and proposals
#257 and #5913.

Assisted-by: Gemini 3.1 Pro via Antigravity

---------

Co-authored-by: Geoff Romer <gromer@google.com>
This commit is contained in:
Richard Smith
2026-03-19 23:46:06 +00:00
committed by GitHub
co-authored by Geoff Romer
parent fd2d210c63
commit ce50f181f1
146 changed files with 5226 additions and 3535 deletions
@@ -125,15 +125,19 @@ fn M() {
// CHECK:STDOUT: %H.call.loc31 = call i32 @_CH.Main.64ccbb8e5d9a0b8e(i32 %.loc31_8.4), !dbg !39
// CHECK:STDOUT: store i32 %H.call.loc31, ptr %.loc31_9.2.temp, align 4, !dbg !39
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %var_f64.var), !dbg !40
// CHECK:STDOUT: store double poison, ptr %var_f64.var, align 8, !dbg !40
// CHECK:STDOUT: %.loc35_5 = load double, ptr %var_f64.var, align 8, !dbg !47
// CHECK:STDOUT: %H.call.loc35 = call double @_CH.Main.de5b400758c39a65(double %.loc35_5), !dbg !48
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !41
// CHECK:STDOUT: store ptr poison, ptr %ptr_i32.var, align 8, !dbg !41
// CHECK:STDOUT: %.loc37_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !49
// CHECK:STDOUT: %H.call.loc37 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc37_5), !dbg !50
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !42
// CHECK:STDOUT: store ptr poison, ptr %ptr_f64.var, align 8, !dbg !42
// CHECK:STDOUT: %.loc39_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !51
// CHECK:STDOUT: %H.call.loc39 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc39_5), !dbg !52
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i8.var), !dbg !43
// CHECK:STDOUT: store ptr poison, ptr %ptr_i8.var, align 8, !dbg !43
// CHECK:STDOUT: %.loc41_5 = load ptr, ptr %ptr_i8.var, align 8, !dbg !53
// CHECK:STDOUT: %H.call.loc41 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc41_5), !dbg !54
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !44
@@ -172,15 +176,19 @@ fn M() {
// CHECK:STDOUT: %H.call.loc31 = call double @_CH.Main.de5b400758c39a65(double %.loc31_8.4), !dbg !67
// CHECK:STDOUT: store double %H.call.loc31, ptr %.loc31_9.2.temp, align 8, !dbg !67
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %var_f64.var), !dbg !68
// CHECK:STDOUT: store double poison, ptr %var_f64.var, align 8, !dbg !68
// CHECK:STDOUT: %.loc35_5 = load double, ptr %var_f64.var, align 8, !dbg !75
// CHECK:STDOUT: %H.call.loc35 = call double @_CH.Main.de5b400758c39a65(double %.loc35_5), !dbg !76
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !69
// CHECK:STDOUT: store ptr poison, ptr %ptr_i32.var, align 8, !dbg !69
// CHECK:STDOUT: %.loc37_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !77
// CHECK:STDOUT: %H.call.loc37 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc37_5), !dbg !78
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !70
// CHECK:STDOUT: store ptr poison, ptr %ptr_f64.var, align 8, !dbg !70
// CHECK:STDOUT: %.loc39_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !79
// CHECK:STDOUT: %H.call.loc39 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc39_5), !dbg !80
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i8.var), !dbg !71
// CHECK:STDOUT: store ptr poison, ptr %ptr_i8.var, align 8, !dbg !71
// CHECK:STDOUT: %.loc41_5 = load ptr, ptr %ptr_i8.var, align 8, !dbg !81
// CHECK:STDOUT: %H.call.loc41 = call ptr @_CH.Main.779b9c0f3b54a7f8(ptr %.loc41_5), !dbg !82
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !72
@@ -47,6 +47,7 @@ fn M() -> i32 {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %n.var), !dbg !8
// CHECK:STDOUT: store i32 0, ptr %n.var, align 4, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !9
// CHECK:STDOUT: store i32 poison, ptr %m.var, align 4, !dbg !9
// CHECK:STDOUT: %.loc34 = load i32, ptr %n.var, align 4, !dbg !10
// CHECK:STDOUT: call void @_CF.Main.b88d1103f417c6d4(i32 %.loc34), !dbg !11
// CHECK:STDOUT: %.loc35_9 = load i32, ptr %n.var, align 4, !dbg !12
@@ -33,12 +33,15 @@ fn M() {
// CHECK:STDOUT: %ptr_f64.var = alloca ptr, align 8, !dbg !8
// CHECK:STDOUT: %ptr_i8.var = alloca ptr, align 8, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
// CHECK:STDOUT: store ptr poison, ptr %ptr_i32.var, align 8, !dbg !7
// CHECK:STDOUT: %.loc19_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !10
// CHECK:STDOUT: %F.call.loc19 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc19_5), !dbg !11
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
// CHECK:STDOUT: store ptr poison, ptr %ptr_f64.var, align 8, !dbg !8
// CHECK:STDOUT: %.loc21_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !12
// CHECK:STDOUT: %F.call.loc21 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc21_5), !dbg !13
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i8.var), !dbg !9
// CHECK:STDOUT: store ptr poison, ptr %ptr_i8.var, align 8, !dbg !9
// CHECK:STDOUT: %.loc23_5 = load ptr, ptr %ptr_i8.var, align 8, !dbg !14
// CHECK:STDOUT: %F.call.loc23 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc23_5), !dbg !15
// CHECK:STDOUT: ret void, !dbg !16
@@ -51,7 +51,9 @@ fn M() {
// CHECK:STDOUT: %ptr_i32.var = alloca ptr, align 8, !dbg !7
// CHECK:STDOUT: %ptr_f64.var = alloca ptr, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
// CHECK:STDOUT: store ptr poison, ptr %ptr_i32.var, align 8, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
// CHECK:STDOUT: store ptr poison, ptr %ptr_f64.var, align 8, !dbg !8
// CHECK:STDOUT: %.loc39_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !9
// CHECK:STDOUT: call void @_CF.Main.bfb441135f07cbe1(ptr %.loc39_5), !dbg !10
// CHECK:STDOUT: %.loc40_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !11
@@ -53,6 +53,7 @@ fn H() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %_.var = alloca ptr, align 8, !dbg !11
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %_.var), !dbg !11
// CHECK:STDOUT: store ptr poison, ptr %_.var, align 8, !dbg !11
// CHECK:STDOUT: ret void, !dbg !12
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -61,6 +62,7 @@ fn H() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %_.var = alloca ptr, align 8, !dbg !14
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %_.var), !dbg !14
// CHECK:STDOUT: store ptr poison, ptr %_.var, align 8, !dbg !14
// CHECK:STDOUT: ret void, !dbg !15
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -39,10 +39,7 @@ fn F[T:! Core.Copy & Core.Destroy](x: T*) {
B(x);
}
fn M() {
var ptr_i32 : i32*;
var ptr_f64 : f64*;
fn M(ptr_i32: i32*, ptr_f64: f64*) {
F(ptr_i32);
F(ptr_f64);
}
@@ -53,81 +50,75 @@ fn M() {
// CHECK:STDOUT: %type = type {}
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define void @_CM.Main() #0 !dbg !4 {
// CHECK:STDOUT: define void @_CM.Main(ptr %ptr_i32, ptr %ptr_f64) #0 !dbg !4 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %ptr_i32.var = alloca ptr, align 8, !dbg !7
// CHECK:STDOUT: %ptr_f64.var = alloca ptr, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
// CHECK:STDOUT: %.loc46_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !9
// CHECK:STDOUT: call void @_CF.Main.bfb441135f07cbe1(ptr %.loc46_5), !dbg !10
// CHECK:STDOUT: %.loc47_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !11
// CHECK:STDOUT: call void @_CF.Main.29cf1dfeccef7249(ptr %.loc47_5), !dbg !12
// CHECK:STDOUT: call void @_CF.Main.bfb441135f07cbe1(ptr %ptr_i32), !dbg !11
// CHECK:STDOUT: call void @_CF.Main.29cf1dfeccef7249(ptr %ptr_f64), !dbg !12
// CHECK:STDOUT: ret void, !dbg !13
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CF.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !14 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !19
// CHECK:STDOUT: call void @_CB.Main.bfb441135f07cbe1(ptr %x), !dbg !20
// CHECK:STDOUT: ret void, !dbg !21
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CF.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !22 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !25
// CHECK:STDOUT: call void @_CB.Main.29cf1dfeccef7249(ptr %x), !dbg !26
// CHECK:STDOUT: ret void, !dbg !27
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr %type @_CA.Main.582d60b54baf6b63(%type %x) #0 !dbg !28 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: ret %type %x, !dbg !33
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CB.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !34 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc34_7.2.temp = alloca i32, align 4, !dbg !37
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc34_7.2.temp), !dbg !37
// CHECK:STDOUT: %.loc34_5.2 = load i32, ptr %x, align 4, !dbg !38
// CHECK:STDOUT: %D.call = call i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %.loc34_5.2), !dbg !37
// CHECK:STDOUT: store i32 %D.call, ptr %.loc34_7.2.temp, align 4, !dbg !37
// CHECK:STDOUT: ret void, !dbg !39
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CB.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !40 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc34_7.2.temp = alloca double, align 8, !dbg !43
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc34_7.2.temp), !dbg !43
// CHECK:STDOUT: %.loc34_5.2 = load double, ptr %x, align 8, !dbg !44
// CHECK:STDOUT: %D.call = call double @_CD.Main.de5b400758c39a65(double %.loc34_5.2), !dbg !43
// CHECK:STDOUT: store double %D.call, ptr %.loc34_7.2.temp, align 8, !dbg !43
// CHECK:STDOUT: ret void, !dbg !45
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
// CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CF.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !14 {
// CHECK:STDOUT: define linkonce_odr i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %x) #0 !dbg !46 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !20
// CHECK:STDOUT: call void @_CB.Main.bfb441135f07cbe1(ptr %x), !dbg !21
// CHECK:STDOUT: ret void, !dbg !22
// CHECK:STDOUT: ret i32 %x, !dbg !52
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CF.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !23 {
// CHECK:STDOUT: define linkonce_odr double @_CD.Main.de5b400758c39a65(double %x) #0 !dbg !53 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !26
// CHECK:STDOUT: call void @_CB.Main.29cf1dfeccef7249(ptr %x), !dbg !27
// CHECK:STDOUT: ret void, !dbg !28
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr %type @_CA.Main.582d60b54baf6b63(%type %x) #0 !dbg !29 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: ret %type %x, !dbg !34
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CB.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !35 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc34_7.2.temp = alloca i32, align 4, !dbg !38
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc34_7.2.temp), !dbg !38
// CHECK:STDOUT: %.loc34_5.2 = load i32, ptr %x, align 4, !dbg !39
// CHECK:STDOUT: %D.call = call i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %.loc34_5.2), !dbg !38
// CHECK:STDOUT: store i32 %D.call, ptr %.loc34_7.2.temp, align 4, !dbg !38
// CHECK:STDOUT: ret void, !dbg !40
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CB.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !41 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc34_7.2.temp = alloca double, align 8, !dbg !44
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc34_7.2.temp), !dbg !44
// CHECK:STDOUT: %.loc34_5.2 = load double, ptr %x, align 8, !dbg !45
// CHECK:STDOUT: %D.call = call double @_CD.Main.de5b400758c39a65(double %.loc34_5.2), !dbg !44
// CHECK:STDOUT: store double %D.call, ptr %.loc34_7.2.temp, align 8, !dbg !44
// CHECK:STDOUT: ret void, !dbg !46
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %x) #0 !dbg !47 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: ret i32 %x, !dbg !53
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr double @_CD.Main.de5b400758c39a65(double %x) #0 !dbg !54 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: ret double %x, !dbg !57
// CHECK:STDOUT: ret double %x, !dbg !56
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 0, 1, 3, 2 }
// CHECK:STDOUT: uselistorder ptr @_CA.Main.582d60b54baf6b63, { 1, 0 }
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 1, 0 }
// CHECK:STDOUT:
// CHECK:STDOUT: attributes #0 = { nounwind }
// CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
@@ -139,57 +130,56 @@ fn M() {
// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
// CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
// CHECK:STDOUT: !3 = !DIFile(filename: "call_different_specific.carbon", directory: "")
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "M", linkageName: "_CM.Main", scope: null, file: !3, line: 42, type: !5, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "M", linkageName: "_CM.Main", scope: null, file: !3, line: 42, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !8)
// CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
// CHECK:STDOUT: !6 = !{null}
// CHECK:STDOUT: !7 = !DILocation(line: 43, column: 3, scope: !4)
// CHECK:STDOUT: !8 = !DILocation(line: 44, column: 3, scope: !4)
// CHECK:STDOUT: !9 = !DILocation(line: 46, column: 5, scope: !4)
// CHECK:STDOUT: !10 = !DILocation(line: 46, column: 3, scope: !4)
// CHECK:STDOUT: !11 = !DILocation(line: 47, column: 5, scope: !4)
// CHECK:STDOUT: !12 = !DILocation(line: 47, column: 3, scope: !4)
// CHECK:STDOUT: !6 = !{null, !7, !7}
// CHECK:STDOUT: !7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
// CHECK:STDOUT: !8 = !{!9, !10}
// CHECK:STDOUT: !9 = !DILocalVariable(arg: 1, scope: !4, type: !7)
// CHECK:STDOUT: !10 = !DILocalVariable(arg: 2, scope: !4, type: !7)
// CHECK:STDOUT: !11 = !DILocation(line: 43, column: 3, scope: !4)
// CHECK:STDOUT: !12 = !DILocation(line: 44, column: 3, scope: !4)
// CHECK:STDOUT: !13 = !DILocation(line: 42, column: 1, scope: !4)
// CHECK:STDOUT: !14 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.bfb441135f07cbe1", scope: null, file: !3, line: 37, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
// CHECK:STDOUT: !14 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.bfb441135f07cbe1", scope: null, file: !3, line: 37, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
// CHECK:STDOUT: !15 = !DISubroutineType(types: !16)
// CHECK:STDOUT: !16 = !{null, !17}
// CHECK:STDOUT: !17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
// CHECK:STDOUT: !18 = !{!19}
// CHECK:STDOUT: !19 = !DILocalVariable(arg: 1, scope: !14, type: !17)
// CHECK:STDOUT: !20 = !DILocation(line: 38, column: 3, scope: !14)
// CHECK:STDOUT: !21 = !DILocation(line: 39, column: 3, scope: !14)
// CHECK:STDOUT: !22 = !DILocation(line: 37, column: 1, scope: !14)
// CHECK:STDOUT: !23 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.29cf1dfeccef7249", scope: null, file: !3, line: 37, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !24)
// CHECK:STDOUT: !24 = !{!25}
// CHECK:STDOUT: !25 = !DILocalVariable(arg: 1, scope: !23, type: !17)
// CHECK:STDOUT: !26 = !DILocation(line: 38, column: 3, scope: !23)
// CHECK:STDOUT: !27 = !DILocation(line: 39, column: 3, scope: !23)
// CHECK:STDOUT: !28 = !DILocation(line: 37, column: 1, scope: !23)
// CHECK:STDOUT: !29 = distinct !DISubprogram(name: "A", linkageName: "_CA.Main.582d60b54baf6b63", scope: null, file: !3, line: 25, type: !30, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !32)
// CHECK:STDOUT: !30 = !DISubroutineType(types: !31)
// CHECK:STDOUT: !31 = !{!17, !17}
// CHECK:STDOUT: !32 = !{!33}
// CHECK:STDOUT: !33 = !DILocalVariable(arg: 1, scope: !29, type: !17)
// CHECK:STDOUT: !34 = !DILocation(line: 26, column: 3, scope: !29)
// CHECK:STDOUT: !35 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.bfb441135f07cbe1", scope: null, file: !3, line: 33, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !36)
// CHECK:STDOUT: !36 = !{!37}
// CHECK:STDOUT: !37 = !DILocalVariable(arg: 1, scope: !35, type: !17)
// CHECK:STDOUT: !38 = !DILocation(line: 34, column: 3, scope: !35)
// CHECK:STDOUT: !39 = !DILocation(line: 34, column: 5, scope: !35)
// CHECK:STDOUT: !40 = !DILocation(line: 33, column: 1, scope: !35)
// CHECK:STDOUT: !41 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.29cf1dfeccef7249", scope: null, file: !3, line: 33, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !42)
// CHECK:STDOUT: !42 = !{!43}
// CHECK:STDOUT: !43 = !DILocalVariable(arg: 1, scope: !41, type: !17)
// CHECK:STDOUT: !44 = !DILocation(line: 34, column: 3, scope: !41)
// CHECK:STDOUT: !45 = !DILocation(line: 34, column: 5, scope: !41)
// CHECK:STDOUT: !46 = !DILocation(line: 33, column: 1, scope: !41)
// CHECK:STDOUT: !47 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.64ccbb8e5d9a0b8e", scope: null, file: !3, line: 29, type: !48, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !51)
// CHECK:STDOUT: !48 = !DISubroutineType(types: !49)
// CHECK:STDOUT: !49 = !{!50, !50}
// CHECK:STDOUT: !50 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
// CHECK:STDOUT: !51 = !{!52}
// CHECK:STDOUT: !52 = !DILocalVariable(arg: 1, scope: !47, type: !50)
// CHECK:STDOUT: !53 = !DILocation(line: 30, column: 3, scope: !47)
// CHECK:STDOUT: !54 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.de5b400758c39a65", scope: null, file: !3, line: 29, type: !30, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !55)
// CHECK:STDOUT: !55 = !{!56}
// CHECK:STDOUT: !56 = !DILocalVariable(arg: 1, scope: !54, type: !17)
// CHECK:STDOUT: !57 = !DILocation(line: 30, column: 3, scope: !54)
// CHECK:STDOUT: !16 = !{null, !7}
// CHECK:STDOUT: !17 = !{!18}
// CHECK:STDOUT: !18 = !DILocalVariable(arg: 1, scope: !14, type: !7)
// CHECK:STDOUT: !19 = !DILocation(line: 38, column: 3, scope: !14)
// CHECK:STDOUT: !20 = !DILocation(line: 39, column: 3, scope: !14)
// CHECK:STDOUT: !21 = !DILocation(line: 37, column: 1, scope: !14)
// CHECK:STDOUT: !22 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.29cf1dfeccef7249", scope: null, file: !3, line: 37, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !23)
// CHECK:STDOUT: !23 = !{!24}
// CHECK:STDOUT: !24 = !DILocalVariable(arg: 1, scope: !22, type: !7)
// CHECK:STDOUT: !25 = !DILocation(line: 38, column: 3, scope: !22)
// CHECK:STDOUT: !26 = !DILocation(line: 39, column: 3, scope: !22)
// CHECK:STDOUT: !27 = !DILocation(line: 37, column: 1, scope: !22)
// CHECK:STDOUT: !28 = distinct !DISubprogram(name: "A", linkageName: "_CA.Main.582d60b54baf6b63", scope: null, file: !3, line: 25, type: !29, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !31)
// CHECK:STDOUT: !29 = !DISubroutineType(types: !30)
// CHECK:STDOUT: !30 = !{!7, !7}
// CHECK:STDOUT: !31 = !{!32}
// CHECK:STDOUT: !32 = !DILocalVariable(arg: 1, scope: !28, type: !7)
// CHECK:STDOUT: !33 = !DILocation(line: 26, column: 3, scope: !28)
// CHECK:STDOUT: !34 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.bfb441135f07cbe1", scope: null, file: !3, line: 33, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !35)
// CHECK:STDOUT: !35 = !{!36}
// CHECK:STDOUT: !36 = !DILocalVariable(arg: 1, scope: !34, type: !7)
// CHECK:STDOUT: !37 = !DILocation(line: 34, column: 3, scope: !34)
// CHECK:STDOUT: !38 = !DILocation(line: 34, column: 5, scope: !34)
// CHECK:STDOUT: !39 = !DILocation(line: 33, column: 1, scope: !34)
// CHECK:STDOUT: !40 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.29cf1dfeccef7249", scope: null, file: !3, line: 33, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !41)
// CHECK:STDOUT: !41 = !{!42}
// CHECK:STDOUT: !42 = !DILocalVariable(arg: 1, scope: !40, type: !7)
// CHECK:STDOUT: !43 = !DILocation(line: 34, column: 3, scope: !40)
// CHECK:STDOUT: !44 = !DILocation(line: 34, column: 5, scope: !40)
// CHECK:STDOUT: !45 = !DILocation(line: 33, column: 1, scope: !40)
// CHECK:STDOUT: !46 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.64ccbb8e5d9a0b8e", scope: null, file: !3, line: 29, type: !47, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !50)
// CHECK:STDOUT: !47 = !DISubroutineType(types: !48)
// CHECK:STDOUT: !48 = !{!49, !49}
// CHECK:STDOUT: !49 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
// CHECK:STDOUT: !50 = !{!51}
// CHECK:STDOUT: !51 = !DILocalVariable(arg: 1, scope: !46, type: !49)
// CHECK:STDOUT: !52 = !DILocation(line: 30, column: 3, scope: !46)
// CHECK:STDOUT: !53 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.de5b400758c39a65", scope: null, file: !3, line: 29, type: !29, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !54)
// CHECK:STDOUT: !54 = !{!55}
// CHECK:STDOUT: !55 = !DILocalVariable(arg: 1, scope: !53, type: !7)
// CHECK:STDOUT: !56 = !DILocation(line: 30, column: 3, scope: !53)
@@ -28,15 +28,15 @@ fn F[T:! Core.Copy](x: T, count: i32) -> T {
fn M() {
var n: i32 = 0;
var m: f64 = 1.0;
var ptr_i32 : i32*;
var ptr_f64 : f64*;
var ptr_i32 : i32* = &n;
var ptr_f64 : f64* = &m;
F(n, 0);
F(m, 0);
F(ptr_i32, 0);
F(ptr_f64, 0);
var c: C;
var c: C = {};
F(c, 0);
}
@@ -66,7 +66,9 @@ fn M() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !15
// CHECK:STDOUT: store double 1.000000e+00, ptr %m.var, align 8, !dbg !15
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !16
// CHECK:STDOUT: store ptr %n.var, ptr %ptr_i32.var, align 8, !dbg !16
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !17
// CHECK:STDOUT: store ptr %m.var, ptr %ptr_f64.var, align 8, !dbg !17
// CHECK:STDOUT: %.loc34_5 = load i32, ptr %n.var, align 4, !dbg !20
// CHECK:STDOUT: %F.call.loc34 = call i32 @_CF.Main.64ccbb8e5d9a0b8e(i32 %.loc34_5, i32 0), !dbg !21
// CHECK:STDOUT: %.loc35_5 = load double, ptr %m.var, align 8, !dbg !22
@@ -76,6 +78,7 @@ fn M() {
// CHECK:STDOUT: %.loc37_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !26
// CHECK:STDOUT: %F.call.loc37 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc37_5, i32 0), !dbg !27
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !18
// CHECK:STDOUT: call void @llvm.memcpy.p0.p0.i64(ptr align 1 %c.var, ptr align 1 @C.val.loc15_51, i64 0, i1 false), !dbg !18
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc40_9.4.temp), !dbg !19
// CHECK:STDOUT: call void @_CF.Main.706e9f413f1bae3d(ptr %.loc40_9.4.temp, ptr %c.var, i32 0), !dbg !19
// CHECK:STDOUT: ret void, !dbg !28
@@ -149,6 +152,7 @@ fn M() {
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @llvm.memcpy.p0.p0.i64, { 1, 0 }
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 5, 4, 3, 2, 1, 0 }
// CHECK:STDOUT: uselistorder ptr @_CF.Main.779b9c0f3b54a7f8, { 1, 2, 0 }
// CHECK:STDOUT:
@@ -47,8 +47,8 @@ fn D[T:! Core.Copy](x: T, count: i32) -> T {
fn M() {
var n: i32 = 0;
var m: f64 = 1.0;
var ptr_i32 : i32*;
var ptr_f64 : f64*;
var ptr_i32 : i32* = &n;
var ptr_f64 : f64* = &m;
A(n, 0);
A(m, 0);
@@ -73,7 +73,9 @@ fn M() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !8
// CHECK:STDOUT: store double 1.000000e+00, ptr %m.var, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !9
// CHECK:STDOUT: store ptr %n.var, ptr %ptr_i32.var, align 8, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !10
// CHECK:STDOUT: store ptr %m.var, ptr %ptr_f64.var, align 8, !dbg !10
// CHECK:STDOUT: %.loc53_5 = load i32, ptr %n.var, align 4, !dbg !11
// CHECK:STDOUT: %A.call.loc53 = call i32 @_CA.Main.64ccbb8e5d9a0b8e(i32 %.loc53_5, i32 0), !dbg !12
// CHECK:STDOUT: %.loc54_5 = load double, ptr %m.var, align 8, !dbg !13
@@ -32,8 +32,8 @@ fn G[T:! Core.Copy](x: T, count: i32) -> T {
fn M() {
var n: i32 = 0;
var m: f64 = 1.0;
var ptr_i32 : i32*;
var ptr_f64 : f64*;
var ptr_i32 : i32* = &n;
var ptr_f64 : f64* = &m;
F(n, 0);
F(m, 0);
@@ -56,7 +56,9 @@ fn M() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !8
// CHECK:STDOUT: store double 1.000000e+00, ptr %m.var, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !9
// CHECK:STDOUT: store ptr %n.var, ptr %ptr_i32.var, align 8, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !10
// CHECK:STDOUT: store ptr %m.var, ptr %ptr_f64.var, align 8, !dbg !10
// CHECK:STDOUT: %.loc38_5 = load i32, ptr %n.var, align 4, !dbg !11
// CHECK:STDOUT: %F.call.loc38 = call i32 @_CF.Main.64ccbb8e5d9a0b8e(i32 %.loc38_5, i32 0), !dbg !12
// CHECK:STDOUT: %.loc39_5 = load double, ptr %m.var, align 8, !dbg !13
@@ -20,9 +20,12 @@ fn F[T:! type, U:! type](x: T, y: U, count: i32) -> i32 {
}
fn M() {
var ptr_i32 : i32*;
var ptr_f64 : f64*;
var ptr_bool : bool*;
var n: i32 = 0;
var m: f64 = 1.0;
var b: bool = false;
var ptr_i32 : i32* = &n;
var ptr_f64 : f64* = &m;
var ptr_bool : bool* = &b;
F(ptr_i32, ptr_bool, 0);
F(ptr_f64, ptr_bool, 0);
@@ -34,41 +37,53 @@ fn M() {
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define void @_CM.Main() #0 !dbg !4 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %ptr_i32.var = alloca ptr, align 8, !dbg !7
// CHECK:STDOUT: %ptr_f64.var = alloca ptr, align 8, !dbg !8
// CHECK:STDOUT: %ptr_bool.var = alloca ptr, align 8, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_bool.var), !dbg !9
// CHECK:STDOUT: %.loc27_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !10
// CHECK:STDOUT: %.loc27_14 = load ptr, ptr %ptr_bool.var, align 8, !dbg !11
// CHECK:STDOUT: %F.call.loc27 = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %.loc27_5, ptr %.loc27_14, i32 0), !dbg !12
// CHECK:STDOUT: %.loc28_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !13
// CHECK:STDOUT: %.loc28_14 = load ptr, ptr %ptr_bool.var, align 8, !dbg !14
// CHECK:STDOUT: %F.call.loc28 = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %.loc28_5, ptr %.loc28_14, i32 0), !dbg !15
// CHECK:STDOUT: ret void, !dbg !16
// CHECK:STDOUT: %n.var = alloca i32, align 4, !dbg !7
// CHECK:STDOUT: %m.var = alloca double, align 8, !dbg !8
// CHECK:STDOUT: %b.var = alloca i1, align 1, !dbg !9
// CHECK:STDOUT: %ptr_i32.var = alloca ptr, align 8, !dbg !10
// CHECK:STDOUT: %ptr_f64.var = alloca ptr, align 8, !dbg !11
// CHECK:STDOUT: %ptr_bool.var = alloca ptr, align 8, !dbg !12
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %n.var), !dbg !7
// CHECK:STDOUT: store i32 0, ptr %n.var, align 4, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !8
// CHECK:STDOUT: store double 1.000000e+00, ptr %m.var, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %b.var), !dbg !9
// CHECK:STDOUT: store i8 0, ptr %b.var, align 1, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !10
// CHECK:STDOUT: store ptr %n.var, ptr %ptr_i32.var, align 8, !dbg !10
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !11
// CHECK:STDOUT: store ptr %m.var, ptr %ptr_f64.var, align 8, !dbg !11
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_bool.var), !dbg !12
// CHECK:STDOUT: store ptr %b.var, ptr %ptr_bool.var, align 8, !dbg !12
// CHECK:STDOUT: %.loc30_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !13
// CHECK:STDOUT: %.loc30_14 = load ptr, ptr %ptr_bool.var, align 8, !dbg !14
// CHECK:STDOUT: %F.call.loc30 = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %.loc30_5, ptr %.loc30_14, i32 0), !dbg !15
// CHECK:STDOUT: %.loc31_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !16
// CHECK:STDOUT: %.loc31_14 = load ptr, ptr %ptr_bool.var, align 8, !dbg !17
// CHECK:STDOUT: %F.call.loc31 = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %.loc31_5, ptr %.loc31_14, i32 0), !dbg !18
// CHECK:STDOUT: ret void, !dbg !19
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
// CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr i32 @_CF.Main.2fe87eb83f5a4614(ptr %x, ptr %y, i32 %count) #0 !dbg !17 {
// CHECK:STDOUT: define linkonce_odr i32 @_CF.Main.2fe87eb83f5a4614(ptr %x, ptr %y, i32 %count) #0 !dbg !20 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %Int.as.OrderedWith.impl.Greater.call = icmp sgt i32 %count, 2, !dbg !26
// CHECK:STDOUT: br i1 %Int.as.OrderedWith.impl.Greater.call, label %if.then, label %if.else, !dbg !27
// CHECK:STDOUT: %Int.as.OrderedWith.impl.Greater.call = icmp sgt i32 %count, 2, !dbg !29
// CHECK:STDOUT: br i1 %Int.as.OrderedWith.impl.Greater.call, label %if.then, label %if.else, !dbg !30
// CHECK:STDOUT:
// CHECK:STDOUT: if.then: ; preds = %entry
// CHECK:STDOUT: ret i32 %count, !dbg !28
// CHECK:STDOUT: ret i32 %count, !dbg !31
// CHECK:STDOUT:
// CHECK:STDOUT: if.else: ; preds = %entry
// CHECK:STDOUT: %Int.as.AddWith.impl.Op.call = add i32 %count, 1, !dbg !29
// CHECK:STDOUT: %F.call = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %y, ptr %x, i32 %Int.as.AddWith.impl.Op.call), !dbg !30
// CHECK:STDOUT: ret i32 %F.call, !dbg !31
// CHECK:STDOUT: %Int.as.AddWith.impl.Op.call = add i32 %count, 1, !dbg !32
// CHECK:STDOUT: %F.call = call i32 @_CF.Main.2fe87eb83f5a4614(ptr %y, ptr %x, i32 %Int.as.AddWith.impl.Op.call), !dbg !33
// CHECK:STDOUT: ret i32 %F.call, !dbg !34
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 2, 1, 0 }
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 5, 4, 3, 2, 1, 0 }
// CHECK:STDOUT: uselistorder ptr @_CF.Main.2fe87eb83f5a4614, { 0, 2, 1 }
// CHECK:STDOUT:
// CHECK:STDOUT: attributes #0 = { nounwind }
@@ -87,25 +102,28 @@ fn M() {
// CHECK:STDOUT: !7 = !DILocation(line: 23, column: 3, scope: !4)
// CHECK:STDOUT: !8 = !DILocation(line: 24, column: 3, scope: !4)
// CHECK:STDOUT: !9 = !DILocation(line: 25, column: 3, scope: !4)
// CHECK:STDOUT: !10 = !DILocation(line: 27, column: 5, scope: !4)
// CHECK:STDOUT: !11 = !DILocation(line: 27, column: 14, scope: !4)
// CHECK:STDOUT: !12 = !DILocation(line: 27, column: 3, scope: !4)
// CHECK:STDOUT: !13 = !DILocation(line: 28, column: 5, scope: !4)
// CHECK:STDOUT: !14 = !DILocation(line: 28, column: 14, scope: !4)
// CHECK:STDOUT: !15 = !DILocation(line: 28, column: 3, scope: !4)
// CHECK:STDOUT: !16 = !DILocation(line: 22, column: 1, scope: !4)
// CHECK:STDOUT: !17 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.2fe87eb83f5a4614", scope: null, file: !3, line: 15, type: !18, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !22)
// CHECK:STDOUT: !18 = !DISubroutineType(types: !19)
// CHECK:STDOUT: !19 = !{!20, !21, !21, !20}
// CHECK:STDOUT: !20 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
// CHECK:STDOUT: !21 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
// CHECK:STDOUT: !22 = !{!23, !24, !25}
// CHECK:STDOUT: !23 = !DILocalVariable(arg: 1, scope: !17, type: !21)
// CHECK:STDOUT: !24 = !DILocalVariable(arg: 2, scope: !17, type: !21)
// CHECK:STDOUT: !25 = !DILocalVariable(arg: 3, scope: !17, type: !20)
// CHECK:STDOUT: !26 = !DILocation(line: 16, column: 7, scope: !17)
// CHECK:STDOUT: !27 = !DILocation(line: 16, column: 6, scope: !17)
// CHECK:STDOUT: !28 = !DILocation(line: 17, column: 5, scope: !17)
// CHECK:STDOUT: !29 = !DILocation(line: 19, column: 18, scope: !17)
// CHECK:STDOUT: !30 = !DILocation(line: 19, column: 10, scope: !17)
// CHECK:STDOUT: !31 = !DILocation(line: 19, column: 3, scope: !17)
// CHECK:STDOUT: !10 = !DILocation(line: 26, column: 3, scope: !4)
// CHECK:STDOUT: !11 = !DILocation(line: 27, column: 3, scope: !4)
// CHECK:STDOUT: !12 = !DILocation(line: 28, column: 3, scope: !4)
// CHECK:STDOUT: !13 = !DILocation(line: 30, column: 5, scope: !4)
// CHECK:STDOUT: !14 = !DILocation(line: 30, column: 14, scope: !4)
// CHECK:STDOUT: !15 = !DILocation(line: 30, column: 3, scope: !4)
// CHECK:STDOUT: !16 = !DILocation(line: 31, column: 5, scope: !4)
// CHECK:STDOUT: !17 = !DILocation(line: 31, column: 14, scope: !4)
// CHECK:STDOUT: !18 = !DILocation(line: 31, column: 3, scope: !4)
// CHECK:STDOUT: !19 = !DILocation(line: 22, column: 1, scope: !4)
// CHECK:STDOUT: !20 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.2fe87eb83f5a4614", scope: null, file: !3, line: 15, type: !21, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !25)
// CHECK:STDOUT: !21 = !DISubroutineType(types: !22)
// CHECK:STDOUT: !22 = !{!23, !24, !24, !23}
// CHECK:STDOUT: !23 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
// CHECK:STDOUT: !24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
// CHECK:STDOUT: !25 = !{!26, !27, !28}
// CHECK:STDOUT: !26 = !DILocalVariable(arg: 1, scope: !20, type: !24)
// CHECK:STDOUT: !27 = !DILocalVariable(arg: 2, scope: !20, type: !24)
// CHECK:STDOUT: !28 = !DILocalVariable(arg: 3, scope: !20, type: !23)
// CHECK:STDOUT: !29 = !DILocation(line: 16, column: 7, scope: !20)
// CHECK:STDOUT: !30 = !DILocation(line: 16, column: 6, scope: !20)
// CHECK:STDOUT: !31 = !DILocation(line: 17, column: 5, scope: !20)
// CHECK:STDOUT: !32 = !DILocation(line: 19, column: 18, scope: !20)
// CHECK:STDOUT: !33 = !DILocation(line: 19, column: 10, scope: !20)
// CHECK:STDOUT: !34 = !DILocation(line: 19, column: 3, scope: !20)
@@ -26,10 +26,10 @@ fn M() {
var val_f64 : f64;
var val_bool : bool;
var ptr_i16 : i16*;
var ptr_i32 : i32*;
var ptr_i64 : i64*;
var ptr_bool : bool*;
var ptr_i16 : i16* = &val_i16;
var ptr_i32 : i32* = &val_i32;
var ptr_i64 : i64* = &val_i64;
var ptr_bool : bool* = &val_bool;
// Insert noise: non equivalent with the second set of calls.
// (4*2 + 1 functions generated; first 3 coalesce with each other - self
@@ -68,14 +68,23 @@ fn M() {
// CHECK:STDOUT: %ptr_i64.var = alloca ptr, align 8, !dbg !14
// CHECK:STDOUT: %ptr_bool.var = alloca ptr, align 8, !dbg !15
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %val_i16.var), !dbg !7
// CHECK:STDOUT: store i16 poison, ptr %val_i16.var, align 2, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %val_i32.var), !dbg !8
// CHECK:STDOUT: store i32 poison, ptr %val_i32.var, align 4, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %val_i64.var), !dbg !9
// CHECK:STDOUT: store i64 poison, ptr %val_i64.var, align 4, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %val_f64.var), !dbg !10
// CHECK:STDOUT: store double poison, ptr %val_f64.var, align 8, !dbg !10
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %val_bool.var), !dbg !11
// CHECK:STDOUT: store i8 poison, ptr %val_bool.var, align 1, !dbg !11
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i16.var), !dbg !12
// CHECK:STDOUT: store ptr %val_i16.var, ptr %ptr_i16.var, align 8, !dbg !12
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !13
// CHECK:STDOUT: store ptr %val_i32.var, ptr %ptr_i32.var, align 8, !dbg !13
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i64.var), !dbg !14
// CHECK:STDOUT: store ptr %val_i64.var, ptr %ptr_i64.var, align 8, !dbg !14
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_bool.var), !dbg !15
// CHECK:STDOUT: store ptr %val_bool.var, ptr %ptr_bool.var, align 8, !dbg !15
// CHECK:STDOUT: %.loc38_5 = load i16, ptr %val_i16.var, align 2, !dbg !16
// CHECK:STDOUT: %.loc38_14 = load ptr, ptr %ptr_i32.var, align 8, !dbg !17
// CHECK:STDOUT: %.loc38_23 = load ptr, ptr %ptr_bool.var, align 8, !dbg !18
@@ -73,8 +73,8 @@ fn G[T:! Core.Copy](x: T, count: i32) -> T {
fn M() {
var n: i32 = 0;
var m: f64 = 1.0;
var ptr_i32 : i32*;
var ptr_f64 : f64*;
var ptr_i32 : i32* = &n;
var ptr_f64 : f64* = &m;
A(n, 0);
A(m, 0);
@@ -99,7 +99,9 @@ fn M() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %m.var), !dbg !8
// CHECK:STDOUT: store double 1.000000e+00, ptr %m.var, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !9
// CHECK:STDOUT: store ptr %n.var, ptr %ptr_i32.var, align 8, !dbg !9
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !10
// CHECK:STDOUT: store ptr %m.var, ptr %ptr_f64.var, align 8, !dbg !10
// CHECK:STDOUT: %.loc79_5 = load i32, ptr %n.var, align 4, !dbg !11
// CHECK:STDOUT: %A.call.loc79 = call i32 @_CA.Main.64ccbb8e5d9a0b8e(i32 %.loc79_5, i32 0), !dbg !12
// CHECK:STDOUT: %.loc80_5 = load double, ptr %m.var, align 8, !dbg !13
@@ -59,12 +59,15 @@ fn M() {
// CHECK:STDOUT: %var_f64.var = alloca double, align 8, !dbg !11
// CHECK:STDOUT: %_.var = alloca {}, align 8, !dbg !12
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
// CHECK:STDOUT: store ptr poison, ptr %ptr_i32.var, align 8, !dbg !7
// CHECK:STDOUT: %.loc34_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !13
// CHECK:STDOUT: %F.call.loc34 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc34_5), !dbg !14
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
// CHECK:STDOUT: store ptr poison, ptr %ptr_f64.var, align 8, !dbg !8
// CHECK:STDOUT: %.loc36_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !15
// CHECK:STDOUT: %F.call.loc36 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc36_5), !dbg !16
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %ptr_i8.var), !dbg !9
// CHECK:STDOUT: store ptr poison, ptr %ptr_i8.var, align 8, !dbg !9
// CHECK:STDOUT: %.loc38_5 = load ptr, ptr %ptr_i8.var, align 8, !dbg !17
// CHECK:STDOUT: %F.call.loc38 = call ptr @_CF.Main.779b9c0f3b54a7f8(ptr %.loc38_5), !dbg !18
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %var_i32.var), !dbg !10
@@ -56,7 +56,9 @@ fn Main() {
// CHECK:STDOUT: %x.var = alloca i1, align 1, !dbg !7
// CHECK:STDOUT: %y.var = alloca ptr, align 8, !dbg !8
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %x.var), !dbg !7
// CHECK:STDOUT: store i8 poison, ptr %x.var, align 1, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %y.var), !dbg !8
// CHECK:STDOUT: store ptr poison, ptr %y.var, align 8, !dbg !8
// CHECK:STDOUT: %.loc47_9 = load i8, ptr %x.var, align 1, !dbg !9
// CHECK:STDOUT: %.loc47_91 = trunc i8 %.loc47_9 to i1, !dbg !9
// CHECK:STDOUT: %.loc47_12 = load i8, ptr %x.var, align 1, !dbg !10
@@ -74,6 +76,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !22
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !22
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !22
// CHECK:STDOUT: %.loc23 = load ptr, ptr %local_name.var, align 8, !dbg !23
// CHECK:STDOUT: call void @_Csecond.Main.d7e5e45a4314338a(i1 %arg2, i1 %arg2, ptr %.loc23), !dbg !24
// CHECK:STDOUT: ret void, !dbg !25
@@ -84,6 +87,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !31
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !31
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !31
// CHECK:STDOUT: call void @_Cfirst.Main.3beb1adb29385874(ptr %arg3, ptr %arg3, i1 %arg1), !dbg !32
// CHECK:STDOUT: %.loc30 = load ptr, ptr %local_name.var, align 8, !dbg !33
// CHECK:STDOUT: call void @_Cthird.Main.d7e5e45a4314338a(i1 %arg2, i1 %arg2, ptr %.loc30), !dbg !34
@@ -95,6 +99,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !41
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !41
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !41
// CHECK:STDOUT: %.loc23 = load ptr, ptr %local_name.var, align 8, !dbg !42
// CHECK:STDOUT: call void @_Csecond.Main.8f47aef0a9da052b(ptr %arg2, ptr %arg2, ptr %.loc23), !dbg !43
// CHECK:STDOUT: ret void, !dbg !44
@@ -105,6 +110,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !50
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !50
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !50
// CHECK:STDOUT: %.loc36_10 = load ptr, ptr %local_name.var, align 8, !dbg !51
// CHECK:STDOUT: %.loc36_22 = load ptr, ptr %local_name.var, align 8, !dbg !52
// CHECK:STDOUT: call void @_Cfourth.Main.0d9750e0ffa31ae6(ptr %.loc36_10, ptr %.loc36_22, i1 %arg1), !dbg !53
@@ -117,6 +123,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !61
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !61
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !61
// CHECK:STDOUT: call void @_Cfirst.Main.8f47aef0a9da052b(ptr %arg3, ptr %arg3, ptr %arg1), !dbg !62
// CHECK:STDOUT: %.loc30 = load ptr, ptr %local_name.var, align 8, !dbg !63
// CHECK:STDOUT: call void @_Cthird.Main.8f47aef0a9da052b(ptr %arg2, ptr %arg2, ptr %.loc30), !dbg !64
@@ -134,6 +141,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !77
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !77
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !77
// CHECK:STDOUT: %.loc23 = load ptr, ptr %local_name.var, align 8, !dbg !78
// CHECK:STDOUT: call void @_Csecond.Main.8f47aef0a9da052b(ptr %arg2, ptr %arg2, ptr %.loc23), !dbg !79
// CHECK:STDOUT: ret void, !dbg !80
@@ -144,6 +152,7 @@ fn Main() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local_name.var = alloca ptr, align 8, !dbg !86
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local_name.var), !dbg !86
// CHECK:STDOUT: store ptr poison, ptr %local_name.var, align 8, !dbg !86
// CHECK:STDOUT: %.loc36_10 = load ptr, ptr %local_name.var, align 8, !dbg !87
// CHECK:STDOUT: %.loc36_22 = load ptr, ptr %local_name.var, align 8, !dbg !88
// CHECK:STDOUT: call void @_Cfourth.Main.c950b7c9c726f508(ptr %.loc36_10, ptr %.loc36_22, ptr %arg1), !dbg !89
@@ -2,7 +2,7 @@
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/destroy.carbon
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/convert.carbon
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/function/generic/self_canonical.carbon
@@ -90,6 +90,7 @@ fn Main_method_no_template () {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %local1.var = alloca ptr, align 8, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local1.var), !dbg !7
// CHECK:STDOUT: store ptr poison, ptr %local1.var, align 8, !dbg !7
// CHECK:STDOUT: %.loc82 = load ptr, ptr %local1.var, align 8, !dbg !8
// CHECK:STDOUT: call void @_Cfirst_function.Main.cf543a2f19840c22(ptr %.loc82), !dbg !9
// CHECK:STDOUT: ret void, !dbg !10
@@ -104,7 +105,9 @@ fn Main_method_no_template () {
// CHECK:STDOUT: %local1.var = alloca ptr, align 8, !dbg !17
// CHECK:STDOUT: %local2.var = alloca ptr, align 8, !dbg !18
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local1.var), !dbg !17
// CHECK:STDOUT: store ptr poison, ptr %local1.var, align 8, !dbg !17
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local2.var), !dbg !18
// CHECK:STDOUT: store ptr poison, ptr %local2.var, align 8, !dbg !18
// CHECK:STDOUT: %.loc53 = load ptr, ptr %local1.var, align 8, !dbg !19
// CHECK:STDOUT: call void @_Cfirst_function.Main.cf543a2f19840c22(ptr %.loc53), !dbg !20
// CHECK:STDOUT: %.loc54 = load ptr, ptr %local2.var, align 8, !dbg !21
@@ -118,7 +121,9 @@ fn Main_method_no_template () {
// CHECK:STDOUT: %local1.var = alloca ptr, align 8, !dbg !27
// CHECK:STDOUT: %local2.var = alloca ptr, align 8, !dbg !28
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local1.var), !dbg !27
// CHECK:STDOUT: store ptr poison, ptr %local1.var, align 8, !dbg !27
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local2.var), !dbg !28
// CHECK:STDOUT: store ptr poison, ptr %local2.var, align 8, !dbg !28
// CHECK:STDOUT: %.loc61_19 = load ptr, ptr %local2.var, align 8, !dbg !29
// CHECK:STDOUT: %.loc61_27 = load ptr, ptr %local1.var, align 8, !dbg !30
// CHECK:STDOUT: call void @_Csecond_function.Main.fa07ebc2c86fcc7a(ptr %.loc61_19, ptr %.loc61_27, ptr %arg), !dbg !31
@@ -132,8 +137,11 @@ fn Main_method_no_template () {
// CHECK:STDOUT: %local2.var = alloca ptr, align 8, !dbg !41
// CHECK:STDOUT: %local3.var = alloca ptr, align 8, !dbg !42
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local1.var), !dbg !40
// CHECK:STDOUT: store ptr poison, ptr %local1.var, align 8, !dbg !40
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local2.var), !dbg !41
// CHECK:STDOUT: store ptr poison, ptr %local2.var, align 8, !dbg !41
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local3.var), !dbg !42
// CHECK:STDOUT: store ptr poison, ptr %local3.var, align 8, !dbg !42
// CHECK:STDOUT: %.loc75_25 = load ptr, ptr %local3.var, align 8, !dbg !43
// CHECK:STDOUT: %.loc75_33 = load ptr, ptr %local2.var, align 8, !dbg !44
// CHECK:STDOUT: call void @_Csecond_function.Main.fa07ebc2c86fcc7a(ptr %arg3, ptr %.loc75_25, ptr %.loc75_33), !dbg !45
@@ -148,7 +156,9 @@ fn Main_method_no_template () {
// CHECK:STDOUT: %local1.var = alloca ptr, align 8, !dbg !54
// CHECK:STDOUT: %local2.var = alloca ptr, align 8, !dbg !55
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local1.var), !dbg !54
// CHECK:STDOUT: store ptr poison, ptr %local1.var, align 8, !dbg !54
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %local2.var), !dbg !55
// CHECK:STDOUT: store ptr poison, ptr %local2.var, align 8, !dbg !55
// CHECK:STDOUT: %.loc39 = load ptr, ptr %local2.var, align 8, !dbg !56
// CHECK:STDOUT: call void @_Cthird_function.Main.4704114ae40540d8(ptr %arg1, ptr %arg2, ptr %.loc39), !dbg !57
// CHECK:STDOUT: %.loc40 = load ptr, ptr %local1.var, align 8, !dbg !58