diff options
Diffstat (limited to 'gcc/cfganal.c')
| -rw-r--r-- | gcc/cfganal.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gcc/cfganal.c b/gcc/cfganal.c index a787817..325a64d 100644 --- a/gcc/cfganal.c +++ b/gcc/cfganal.c @@ -225,10 +225,14 @@ set_edge_can_fallthru_flag () { edge e; - /* The FALLTHRU edge is also CAN_FALLTHRU edge. */ for (e = bb->succ; e; e = e->succ_next) - if (e->flags & EDGE_FALLTHRU) - e->flags |= EDGE_CAN_FALLTHRU; + { + e->flags &= ~EDGE_CAN_FALLTHRU; + + /* The FALLTHRU edge is also CAN_FALLTHRU edge. */ + if (e->flags & EDGE_FALLTHRU) + e->flags |= EDGE_CAN_FALLTHRU; + } /* If the BB ends with an invertable condjump all (2) edges are CAN_FALLTHRU edges. */ |