}// -Wclass-memaccess when buffer is std::byte*{ std::array<std::byte, 2> buffer{std::byte{0x0}, std::byte{0x1}}; boost::endian::big_uint16_buf_tv; std::memcpy(&v, buffer.data(),sizeof(v)); } } Try it on wandbox Background: This type of code is used to decode bina...
rapidjson/document.h:1989:24: warning:‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘class rapidjson::GenericValue<rapidjson::UTF8<> >’ with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] ...
Merged jabraham17 merged 2 commits into chapel-lang:main from jabraham17:fix-gcc-warning Feb 2, 2024 Merged Prevent -Wclass-memaccess from breaking builds #24314 jabraham17 merged 2 commits into chapel-lang:main from jabraham17:fix-gcc-warning Feb 2, 2024 +...
c++ - Using std::memcpy to object of non-trivially copyable type - Stack Overflow c++ - Avoid `-Wclass-memaccess` on memcpy of a POD type w/copy disabled - Stack Overflow
(void*, int, size_t)' clearing an object of non-trivial type 'class SdFile'; use assignment or value-initialization instead [-Wclass-memaccess] 281 | #define ZERO(a) memset(a,0,sizeof(a)) | ^ Marlin\src\sd\cardreader.cpp:172:3: note: in expansion of macro 'ZERO' 172 | ZERO(...