diff options
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index a9ad710..f64feca 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -8136,18 +8136,26 @@ nonzero_bits (x, mode) result_low = low0 + low1; break; case DIV: + if (width1 == 0) + break; if (! op0_maybe_minusp && ! op1_maybe_minusp) result_width = width0; break; case UDIV: + if (width1 == 0) + break; result_width = width0; break; case MOD: + if (width1 == 0) + break; if (! op0_maybe_minusp && ! op1_maybe_minusp) result_width = MIN (width0, width1); result_low = MIN (low0, low1); break; case UMOD: + if (width1 == 0) + break; result_width = MIN (width0, width1); result_low = MIN (low0, low1); break; |