Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/warn/Wstringop-overflow-5.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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/* PR middle-end/93437 - bogus -Warray-bounds on protobuf generated code { dg-do compile } { dg-options "-O3 -Wall" } */ typedef __SIZE_TYPE__ size_t; typedef __UINT32_TYPE__ uint32_t; inline void* operator new (size_t, void* p) { return p; } extern "C" void* memset(void*, int, size_t); struct Bucket { Bucket (); uint32_t _has_bits_; uint32_t cumulative_count_; uint32_t upper_bound_; }; extern Bucket _Bucket_default_instance_; Bucket::Bucket () { memset (&_has_bits_, 0, sizeof _has_bits_); memset (&cumulative_count_, 0, // { dg-bogus "\\\[-Warray-bounds|-wstringop-overflow" } static_cast<size_t>(reinterpret_cast<char*>(&upper_bound_) - reinterpret_cast<char*>(&cumulative_count_)) + sizeof upper_bound_); } void* InitDefaultsBucket () { void* ptr = &::_Bucket_default_instance_; return new (ptr)::Bucket(); }