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Support for calling C++ destructors. (#6453)

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Synthesize an impl of `Destroy` for C++ classes in response to impl
lookup.
This commit is contained in:
Richard Smith
2025-12-09 21:03:27 +00:00
committed by GitHub
parent 2d38978756
commit c7cd24e1b2
28 changed files with 923 additions and 923 deletions
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toolchain/lower/testdata/interop/cpp/reference.carbon
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@@ -158,6 +158,8 @@ fn GetRefs() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc25_23.2.temp), !dbg !14
// CHECK:STDOUT: store i32 %.loc25_23.1, ptr %.loc25_23.2.temp, align 4, !dbg !14
// CHECK:STDOUT: call void @_Z15TakeConstIntRefRKi.carbon_thunk(ptr %.loc25_23.2.temp), !dbg !20
// CHECK:STDOUT: call void @_ZN1CD1Ev(ptr %.loc19_18.2.temp), !dbg !11
// CHECK:STDOUT: call void @_ZN1CD1Ev(ptr %c.var), !dbg !10
// CHECK:STDOUT: ret void, !dbg !21
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -165,6 +167,8 @@ fn GetRefs() {
// CHECK:STDOUT:
// CHECK:STDOUT: declare void @_Z10TakeIntRefRi(ptr)
// CHECK:STDOUT:
// CHECK:STDOUT: declare void @_ZN1CD1Ev(ptr)
// 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:
@@ -220,6 +224,7 @@ fn GetRefs() {
// CHECK:STDOUT: declare void @_Z15TakeConstIntRefRKi(ptr nonnull align 4 dereferenceable(4)) #4
// CHECK:STDOUT:
// CHECK:STDOUT: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @_ZN1CD1Ev, { 1, 0 }
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 4, 3, 2, 1, 0 }
// CHECK:STDOUT:
// CHECK:STDOUT: attributes #0 = { nounwind }
@@ -285,9 +290,13 @@ fn GetRefs() {
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc26_23.2.temp), !dbg !14
// CHECK:STDOUT: store i32 %.loc26_23.1, ptr %.loc26_23.2.temp, align 4, !dbg !14
// CHECK:STDOUT: call void @_Z15TakeConstIntRefRKi10ForceThunk.carbon_thunk1(ptr %.loc26_23.2.temp), !dbg !20
// CHECK:STDOUT: call void @_ZN1CD1Ev(ptr %.loc20_18.2.temp), !dbg !11
// CHECK:STDOUT: call void @_ZN1CD1Ev(ptr %c.var), !dbg !10
// CHECK:STDOUT: ret void, !dbg !21
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: declare void @_ZN1CD1Ev(ptr)
// 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:
@@ -373,6 +382,7 @@ fn GetRefs() {
// CHECK:STDOUT: declare void @_Z15TakeConstIntRefRKi10ForceThunk(ptr nonnull align 4 dereferenceable(4)) #4
// CHECK:STDOUT:
// CHECK:STDOUT: ; uselistorder directives
// CHECK:STDOUT: uselistorder ptr @_ZN1CD1Ev, { 1, 0 }
// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 4, 3, 2, 1, 0 }
// CHECK:STDOUT:
// CHECK:STDOUT: attributes #0 = { nounwind }