e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
53 lines
2.1 KiB
C++
53 lines
2.1 KiB
C++
// RUN: %clang_cc1 -triple x86_64-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s
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// RUN: %clang_cc1 -triple x86_64-darwin -std=c++11 -fcxx-exceptions -fexceptions -emit-llvm -o - %s | FileCheck %s --check-prefix=EXCEPTIONS
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// PR36748
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// rdar://problem/45805151
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// Classes to verify order of destroying function parameters.
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struct S1 {
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~S1();
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};
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struct S2 {
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~S2();
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};
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struct Base {
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// Use variadic args to cause inlining the inherited constructor.
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Base(const S1&, const S2&, const char *fmt, ...) {}
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};
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struct NonTrivialDtor {
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~NonTrivialDtor() {}
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};
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struct Inheritor : public NonTrivialDtor, public Base {
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using Base::Base;
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};
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void f() {
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Inheritor(S1(), S2(), "foo");
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// CHECK-LABEL: define{{.*}} void @_Z1fv
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// CHECK: %[[TMP1:.*]] = alloca %struct.S1
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// CHECK: %[[TMP2:.*]] = alloca %struct.S2
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// CHECK: call void (ptr, ptr, ptr, ptr, ...) @_ZN4BaseC2ERK2S1RK2S2PKcz(ptr {{.*}}, ptr noundef nonnull align 1 dereferenceable(1) %[[TMP1]], ptr noundef nonnull align 1 dereferenceable(1) %[[TMP2]], ptr {{.*}})
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// CHECK-NEXT: call void @_ZN9InheritorD1Ev(ptr {{.*}})
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// CHECK-NEXT: call void @_ZN2S2D1Ev(ptr {{[^,]*}} %[[TMP2]])
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// CHECK-NEXT: call void @_ZN2S1D1Ev(ptr {{[^,]*}} %[[TMP1]])
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// EXCEPTIONS-LABEL: define{{.*}} void @_Z1fv
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// EXCEPTIONS: %[[TMP1:.*]] = alloca %struct.S1
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// EXCEPTIONS: %[[TMP2:.*]] = alloca %struct.S2
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// EXCEPTIONS: invoke void (ptr, ptr, ptr, ptr, ...) @_ZN4BaseC2ERK2S1RK2S2PKcz(ptr {{.*}}, ptr noundef nonnull align 1 dereferenceable(1) %[[TMP1]], ptr noundef nonnull align 1 dereferenceable(1) %[[TMP2]], ptr {{.*}})
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// EXCEPTIONS-NEXT: to label %[[CONT:.*]] unwind label %[[LPAD:.*]]
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// EXCEPTIONS: [[CONT]]:
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// EXCEPTIONS-NEXT: call void @_ZN9InheritorD1Ev(ptr {{.*}})
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// EXCEPTIONS-NEXT: call void @_ZN2S2D1Ev(ptr {{[^,]*}} %[[TMP2]])
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// EXCEPTIONS-NEXT: call void @_ZN2S1D1Ev(ptr {{[^,]*}} %[[TMP1]])
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// EXCEPTIONS: [[LPAD]]:
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// EXCEPTIONS: call void @_ZN14NonTrivialDtorD2Ev(ptr {{.*}})
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// EXCEPTIONS-NEXT: call void @_ZN2S2D1Ev(ptr {{[^,]*}} %[[TMP2]])
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// EXCEPTIONS-NEXT: call void @_ZN2S1D1Ev(ptr {{[^,]*}} %[[TMP1]])
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}
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