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-rw-r--r--gcc/tree-ssa-threadedge.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/tree-ssa-threadedge.c b/gcc/tree-ssa-threadedge.c
index 0b59cb4..a63a976 100644
--- a/gcc/tree-ssa-threadedge.c
+++ b/gcc/tree-ssa-threadedge.c
@@ -1196,6 +1196,9 @@ jump_threader::thread_outgoing_edges (basic_block bb)
int flags = (EDGE_IGNORE | EDGE_COMPLEX | EDGE_ABNORMAL);
gimple *last;
+ if (!flag_thread_jumps)
+ return;
+
/* If we have an outgoing edge to a block with multiple incoming and
outgoing edges, then we may be able to thread the edge, i.e., we
may be able to statically determine which of the outgoing edges