diff options
Diffstat (limited to 'gcc/ifcvt.c')
| -rw-r--r-- | gcc/ifcvt.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c index 1bdfae3..ee2d143 100644 --- a/gcc/ifcvt.c +++ b/gcc/ifcvt.c @@ -313,6 +313,11 @@ cond_exec_process_if_block (test_bb, then_bb, else_bb, join_bb) if (! test_expr) return FALSE; + /* If the conditional jump is more than just a conditional jump, + then we can not do conditional execution conversion on this block. */ + if (!onlyjump_p (test_bb->end)) + return FALSE; + /* Collect the bounds of where we're to search. */ then_start = then_bb->head; @@ -1106,6 +1111,11 @@ noce_process_if_block (test_bb, then_bb, else_bb, join_bb) if (! cond) return FALSE; + /* If the conditional jump is more than just a conditional jump, + then we can not do if-conversion on this block. */ + if (! onlyjump_p (jump)) + return FALSE; + /* We must be comparing objects whose modes imply the size. */ if (GET_MODE (XEXP (cond, 0)) == BLKmode) return FALSE; |