diff options
author | Alexey Bataev <a.bataev@hotmail.com> | 2015-07-08 07:31:02 +0000 |
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committer | Alexey Bataev <a.bataev@hotmail.com> | 2015-07-08 07:31:02 +0000 |
commit | 93ea4643bdacc8e2fe229b69f06ac9fa96e03313 (patch) | |
tree | a9ca2c4bad43ae83b8b9db9ea486705272e08d50 /test/CodeGenCXX/eh-aggregate-copy-destroy.cpp | |
parent | 4aee30fb7b0cc5ab808f8070e80c887ae31fb81d (diff) |
[EH] Fix for clang bug 24005 - no cleanup for array of memcpy-able objects in struct (patch by Denis Zobnin)
The fix is to emit cleanup for arrays of memcpy-able objects in struct if an exception is thrown later during copy-construction.
Differential Revision: http://reviews.llvm.org/D10989
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@241670 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/eh-aggregate-copy-destroy.cpp')
-rw-r--r-- | test/CodeGenCXX/eh-aggregate-copy-destroy.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/CodeGenCXX/eh-aggregate-copy-destroy.cpp b/test/CodeGenCXX/eh-aggregate-copy-destroy.cpp new file mode 100644 index 0000000000..29fb5567fb --- /dev/null +++ b/test/CodeGenCXX/eh-aggregate-copy-destroy.cpp @@ -0,0 +1,37 @@ +// Check that in case of copying an array of memcpy-able objects, their +// destructors will be called if an exception is thrown. +// +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fexceptions -fcxx-exceptions -O0 -fno-elide-constructors -emit-llvm %s -o - | FileCheck %s + +struct ImplicitCopy { + int x; + ImplicitCopy() { x = 10; } + ~ImplicitCopy() { x = 20; } +}; + +struct ThrowCopy { + ThrowCopy() {} + ThrowCopy(const ThrowCopy &) { throw 1; } +}; + +struct Container { + ImplicitCopy b[2]; + ThrowCopy c; +}; + +int main () { + try { + Container c1; + // CHECK_LABEL: main + // CHECK-NOT: call void @_ZN9ThrowCopyC1ERKS_ + // CHECK: invoke void @_ZN9ThrowCopyC1ERKS_ + // CHECK: invoke void @_ZN12ImplicitCopyD1Ev + Container c2(c1); + } + catch (...) { + return 1; + } + + return 0; +} + |