diff options
Diffstat (limited to 'gcc/integrate.c')
| -rw-r--r-- | gcc/integrate.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c index 07055f2..76f7144 100644 --- a/gcc/integrate.c +++ b/gcc/integrate.c @@ -2853,7 +2853,7 @@ subst_constants (loc, insn, map) register char *format_ptr; int num_changes = num_validated_changes (); rtx new = 0; - enum machine_mode op0_mode; + enum machine_mode op0_mode = MAX_MACHINE_MODE; code = GET_CODE (x); @@ -3067,6 +3067,8 @@ subst_constants (loc, insn, map) switch (GET_RTX_CLASS (code)) { case '1': + if (op0_mode == MAX_MACHINE_MODE) + abort (); new = simplify_unary_operation (code, GET_MODE (x), XEXP (x, 0), op0_mode); break; @@ -3095,6 +3097,8 @@ subst_constants (loc, insn, map) case 'b': case '3': + if (op0_mode == MAX_MACHINE_MODE) + abort (); new = simplify_ternary_operation (code, GET_MODE (x), op0_mode, XEXP (x, 0), XEXP (x, 1), XEXP (x, 2)); break; |