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7d5d9dc18a
Free the __cxa_exception object allocated with __cxa_allocate_exception. This is an attempt to fix this asan bot: http://lab.llvm.org:8011/builders/libcxx-libcxxabi-x86_64-linux-ubuntu-asan/builds/560 llvm-svn: 303194
35 lines
956 B
C++
35 lines
956 B
C++
//===---------------- exception_object_alignment.pass.cpp -----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: libcxxabi-no-exceptions
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// Check that the pointer __cxa_allocate_exception returns is aligned to the
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// default alignment for the target architecture.
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#include <cassert>
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#include <cstdint>
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#include <cxxabi.h>
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#include <type_traits>
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#include <__cxxabi_config.h>
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struct S {
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int a[4];
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} __attribute__((aligned));
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int main() {
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#if !defined(_LIBCXXABI_ARM_EHABI)
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void *p = __cxxabiv1::__cxa_allocate_exception(16);
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auto i = reinterpret_cast<uintptr_t>(p);
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auto a = std::alignment_of<S>::value;
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assert(i % a == 0);
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__cxxabiv1::__cxa_free_exception(p);
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#endif
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return 0;
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}
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