/* If EXTRA_CONSTRAINT is defined, then the 'S'
constraint in REG_CLASS_FROM_LETTER will no longer work, and various
asm statements that need 'S' for class SIREG will break. */
- #error EXTRA_CONSTRAINT conflicts with S constraint letter
+ error EXTRA_CONSTRAINT conflicts with S constraint letter
+/* The previous line used to be #error, but some compilers barf
+ even if the conditional was untrue. */
#endif
#define AT_BP(mode) (gen_rtx (MEM, (mode), frame_pointer_rtx))