29 #ifndef _GLIBCXX_TR1_CSTDLIB
30 #define _GLIBCXX_TR1_CSTDLIB 1
32 #pragma GCC system_header
40 namespace std _GLIBCXX_VISIBILITY(default)
44 #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
62 #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
68 #endif // _GLIBCXX_USE_C99
70 #endif // _GLIBCXX_HOSTED
72 #endif // _GLIBCXX_TR1_CSTDLIB
ISO C++ entities toplevel namespace is std.
_Tp abs(const complex< _Tp > &)
Return magnitude of z.