// Compile time assertion: sizeof(Dest) == sizeof(Source) // A compile error here means your Dest and Source have different sizes. typedef char VerifySizesAreEqual[sizeof(Dest) == sizeof(Source) ? 1 : -1]; type
‘-Wwrite-strings’ This option implicitly gives all string constants defined in the program a const qualifier, causing a compile-time warning if there is an attempt to overwrite them. ‘-Wtraditional’ This option warns about parts of the code which would be interpreted differently by an ANSI...
enum _Lock_policy { _S_single, _S_mutex, _S_atomic }; // Compile time constant that indicates prefered locking policy in // the current configuration. static const _Lock_policy __default_lock_policy = #ifndef __GTHREADS _S_single; #elif defined _GLIBCXX_HAVE_ATOMIC_LOCK_POLICY _S_at...
fxWasmConfigure.sh echo'in fx-config.sh'#read -p'开始配置按1: 'n#if[ $n -ne 1 ];then#exit#fi:' 记录emconfigure ./configure --cc="emcc" --cxx="em++" --ar="emar" --ranlib="emranlib" \--prefix=$(pwd)/../build \--enable-cross-compile \--target-os=none \--arch=x86_...
问常量初始化器中带有逗号运算符的明显GCC错误EN这是一件发生在我身上的真实事件，它根本不是一个故事...
here test.C:2:46: error: incomplete type ‘X<100>’ used in nested name specifier With thenew #pragma GCC ivdep, the user can assert that there are no loop-carried dependencies which would prevent concurrent execution of consecutive iterations using SIMD (single instruction multiple data) ...
{static_assert(!is_void<_Tp>::value,"can't delete pointer to incomplete type");static_assert(sizeof(_Tp)>0,"can't delete pointer to incomplete type");delete__ptr;}};// _GLIBCXX_RESOLVE_LIB_DEFECTS// DR 740 - omit specialization for array objects with a compile time length/// ...
a const qualifier, causing a compile-time warning if there is an attempt to overwrite them. ‘-Wtraditional’ This option warns about parts of the code which would be interpreted differently by an ANSI/ISO compiler and a “traditional” pre-ANSI ...
# suppressions file that acts at compile time, though there is no use of @@ -81,12 +81,6 @@ foreach(_language C CXX) string(TOUPPER "${CMAKE_BUILD_TYPE}" _cmake_build_type) if (_cmake_build_type STREQUAL TSAN) set(TMPI_ATOMICS_DISABLED 1) if (NOT((CMAKE_${_language}_COM...
在"gcc"子目录下,对从CVS下载的版本默认值是"yes"(=assert,misc,tree,gc,rtlflag,runtime),对于正式发布的版本则是"release"(=assert,runtime),在"libgcc"子目录下,默认值始终是"no"。可以从 "assert,df,fold,gc,gcac,misc,rtlflag,rtl,runtime,tree,valgrind"中选择你想要检查的项目(逗号隔开的列表,"...