Defined in 4 files as a macro:
- external/gpl3/gcc/dist/gcc/config/darwin.h, line 996 (as a macro)
- external/gpl3/gcc/dist/gcc/config/i386/cygwin.h, line 146 (as a macro)
- external/gpl3/gcc/dist/gcc/config/i386/mingw32.h, line 215 (as a macro)
- external/gpl3/gcc/dist/gcc/gcc.c, line 1208 (as a macro)