xref: /aosp_15_r20/external/clang/test/CodeGenCXX/eh-aggregate-copy-destroy.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // Check that in case of copying an array of memcpy-able objects, their
2*67e74705SXin Li // destructors will be called if an exception is thrown.
3*67e74705SXin Li //
4*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fexceptions -fcxx-exceptions -O0 -fno-elide-constructors -emit-llvm %s -o - | FileCheck %s
5*67e74705SXin Li 
6*67e74705SXin Li struct ImplicitCopy {
7*67e74705SXin Li   int x;
ImplicitCopyImplicitCopy8*67e74705SXin Li   ImplicitCopy() { x = 10; }
~ImplicitCopyImplicitCopy9*67e74705SXin Li   ~ImplicitCopy() { x = 20; }
10*67e74705SXin Li };
11*67e74705SXin Li 
12*67e74705SXin Li struct ThrowCopy {
ThrowCopyThrowCopy13*67e74705SXin Li   ThrowCopy() {}
ThrowCopyThrowCopy14*67e74705SXin Li   ThrowCopy(const ThrowCopy &) { throw 1; }
15*67e74705SXin Li };
16*67e74705SXin Li 
17*67e74705SXin Li struct Container {
18*67e74705SXin Li   ImplicitCopy b[2];
19*67e74705SXin Li   ThrowCopy c;
20*67e74705SXin Li };
21*67e74705SXin Li 
main()22*67e74705SXin Li int main () {
23*67e74705SXin Li   try {
24*67e74705SXin Li     Container c1;
25*67e74705SXin Li     // CHECK_LABEL: main
26*67e74705SXin Li     // CHECK-NOT: call void @_ZN9ThrowCopyC1ERKS_
27*67e74705SXin Li     // CHECK: invoke void @_ZN9ThrowCopyC1ERKS_
28*67e74705SXin Li     // CHECK: invoke void @_ZN12ImplicitCopyD1Ev
29*67e74705SXin Li     Container c2(c1);
30*67e74705SXin Li   }
31*67e74705SXin Li   catch (...) {
32*67e74705SXin Li     return 1;
33*67e74705SXin Li   }
34*67e74705SXin Li 
35*67e74705SXin Li   return 0;
36*67e74705SXin Li }
37*67e74705SXin Li 
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