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Generate non-final Destroy witnesses for symbolics (#6731)

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This is related to #6727, but is generally a necessary fix even without
that issue. I'm not adding a specific test of #6727 because it should
also be covered by the tests in #6726.

Assisted-by: Google Antigravity with Gemini 3 Flash
This commit is contained in:
Jon Ross-Perkins
2026-02-13 17:46:50 +00:00
committed by GitHub
parent 2184663511
commit 74969cab04
29 changed files with 1064 additions and 912 deletions
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toolchain/lower/testdata/function/generic/call_different_associated_const.carbon
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+13 -2
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@@ -44,7 +44,7 @@ fn H() {
// CHECK:STDOUT: define void @_CH.Main() #0 !dbg !4 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: call void @_CG.Main.5b70bb1fa120a73d(), !dbg !7
// CHECK:STDOUT: call void @_CG.Main.5b70bb1fa120a73d(), !dbg !8
// CHECK:STDOUT: call void @_CG.Main.81fba156b0d338bf(), !dbg !8
// CHECK:STDOUT: ret void, !dbg !9
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -56,11 +56,19 @@ fn H() {
// CHECK:STDOUT: ret void, !dbg !12
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define linkonce_odr void @_CG.Main.81fba156b0d338bf() #0 !dbg !13 {
// 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: ret void, !dbg !15
// 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: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @_CG.Main.5b70bb1fa120a73d, { 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) }
@@ -81,3 +89,6 @@ fn H() {
// CHECK:STDOUT: !10 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.5b70bb1fa120a73d", scope: null, file: !3, line: 22, type: !5, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !11 = !DILocation(line: 23, column: 3, scope: !10)
// CHECK:STDOUT: !12 = !DILocation(line: 22, column: 1, scope: !10)
// CHECK:STDOUT: !13 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.81fba156b0d338bf", scope: null, file: !3, line: 22, type: !5, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !14 = !DILocation(line: 23, column: 3, scope: !13)
// CHECK:STDOUT: !15 = !DILocation(line: 22, column: 1, scope: !13)