gcc/config/mips/dbxmdebug.h

   1 /* Definitions of target machine for GNU compiler, for MIPS running IRIX 5
   2    or IRIX 6 (O32 ABI) using the GNU assembler with stabs-in-mdebug.  */
   3
   4 /* Override iris5gas.h version again to retain mips.h default.  */
   5 #undef MDEBUG_ASM_SPEC
   6 #define MDEBUG_ASM_SPEC "%{!gdwarf*:-mdebug} %{gdwarf*:-no-mdebug}"