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-rw-r--r--gcc/bb-reorder.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/gcc/bb-reorder.c b/gcc/bb-reorder.c
index d2ea95d..45b5f2f 100644
--- a/gcc/bb-reorder.c
+++ b/gcc/bb-reorder.c
@@ -1346,14 +1346,16 @@ reorder_basic_blocks ()
if (n_basic_blocks <= 1)
return;
- /* We do not currently handle correct re-placement of EH notes. */
- for (i = 0; i < n_basic_blocks; i++)
- {
- edge e;
- for (e = BASIC_BLOCK (i)->succ; e ; e = e->succ_next)
- if (e->flags & EDGE_EH)
- return;
- }
+ /* We do not currently handle correct re-placement of EH notes.
+ But that does not matter unless we intend to use them. */
+ if (flag_exceptions && ! exceptions_via_longjmp)
+ for (i = 0; i < n_basic_blocks; i++)
+ {
+ edge e;
+ for (e = BASIC_BLOCK (i)->succ; e ; e = e->succ_next)
+ if (e->flags & EDGE_EH)
+ return;
+ }
for (i = 0; i < n_basic_blocks; i++)
BASIC_BLOCK (i)->aux = xcalloc (1, sizeof (struct reorder_block_def));