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