diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/optabs.c | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6e8dfd6e11c..1f413bb8dc0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,7 @@ -Mon Jul 22 15:18:58 2002 J"orn Rennecke <joern.rennecke@superh.com> +Mon Jul 22 15:21:41 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * optabs.c (expand_vector_unop): Don't expand using sub_optab + if we got the wrong mode. * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define. * genrecog.c (write_switch, write_cond): Use it. diff --git a/gcc/optabs.c b/gcc/optabs.c index dcb4df5f04b..c2f9863ceb6 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -2049,7 +2049,10 @@ expand_vector_unop (mode, unoptab, op0, target, unsignedp) submode = tmode; } /* If there is no negate operation, try doing a subtract from zero. */ - if (unoptab == neg_optab && GET_MODE_CLASS (submode) == MODE_INT) + if (unoptab == neg_optab && GET_MODE_CLASS (submode) == MODE_INT + /* Avoid infinite recursion when an + error has left us with the wrong mode. */ + && GET_MODE (op0) == mode) { rtx temp; temp = expand_binop (mode, sub_optab, CONST0_RTX (mode), op0, |