llvm-project/clang/test/CodeGenCXX/eh-aggregate-copy-destroy.cpp

40 lines
1.1 KiB
C++

// 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 -std=c++98 -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK98 %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fexceptions -fcxx-exceptions -O0 -fno-elide-constructors -std=c++11 -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK11 %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_
// CHECK98: invoke void @_ZN12ImplicitCopyD1Ev
// CHECK11: call void @_ZN12ImplicitCopyD1Ev
Container c2(c1);
}
catch (...) {
return 1;
}
return 0;
}