Defined in 4 files as a macro:
- contrib/gcc/config/arm/arm.h, line 2220 (as a macro)
- contrib/gcc/config/i386/cygming.h, line 339 (as a macro)
- contrib/gcc/config/i386/sol2.h, line 82 (as a macro)
- contrib/gcc/config/rs6000/rs6000.h, line 1975 (as a macro)