diff options
Diffstat (limited to 'gcc/flow.c')
-rw-r--r-- | gcc/flow.c | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -3335,8 +3335,10 @@ try_simplify_condjump (cbranch_block) /* Success. Update the CFG to match. Note that after this point the edge variable names appear backwards; the redirection is done this way to preserve edge profile data. */ - redirect_edge_succ_nodup (cbranch_jump_edge, cbranch_dest_block); - redirect_edge_succ_nodup (cbranch_fallthru_edge, jump_dest_block); + cbranch_jump_edge = redirect_edge_succ_nodup (cbranch_jump_edge, + cbranch_dest_block); + cbranch_fallthru_edge = redirect_edge_succ_nodup (cbranch_fallthru_edge, + jump_dest_block); cbranch_jump_edge->flags |= EDGE_FALLTHRU; cbranch_fallthru_edge->flags &= ~EDGE_FALLTHRU; @@ -9029,7 +9031,7 @@ redirect_edge_succ (e, new_succ) /* Like previous but avoid possible dupplicate edge. */ -void +edge redirect_edge_succ_nodup (e, new_succ) edge e; basic_block new_succ; @@ -9045,9 +9047,11 @@ redirect_edge_succ_nodup (e, new_succ) s->probability += e->probability; s->count += e->count; remove_edge (e); + e = s; } else redirect_edge_succ (e, new_succ); + return e; } /* Redirect an edge's predecessor from one block to another. */ |