forked from OSchip/llvm-project
34 lines
809 B
C++
34 lines
809 B
C++
// RUN: %check_clang_tidy %s bugprone-suspicious-memory-comparison %t \
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// RUN: -- -- -target i386-unknown-unknown
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static_assert(sizeof(int *) == sizeof(int));
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namespace std {
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typedef __SIZE_TYPE__ size_t;
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int memcmp(const void *lhs, const void *rhs, size_t count);
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} // namespace std
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namespace no_padding_on_32bit {
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struct S {
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int x;
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int *y;
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};
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void test() {
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S a, b;
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std::memcmp(&a, &b, sizeof(S));
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}
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} // namespace no_padding_on_32bit
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namespace inner_padding {
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struct S {
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char x;
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int y;
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};
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void test() {
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S a, b;
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std::memcmp(&a, &b, sizeof(S));
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: comparing object representation of type 'inner_padding::S' which does not have a unique object representation; consider comparing the members of the object manually
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}
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} // namespace inner_padding
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