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-rw-r--r--gcc/loop-unswitch.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/loop-unswitch.c b/gcc/loop-unswitch.c
index d748730..8a71f72 100644
--- a/gcc/loop-unswitch.c
+++ b/gcc/loop-unswitch.c
@@ -426,8 +426,11 @@ unswitch_loop (struct loops *loops, struct loop *loop, basic_block unswitch_on,
sbitmap_zero (zero_bitmap);
if (!duplicate_loop_to_header_edge (loop, entry, loops, 1,
zero_bitmap, NULL, NULL, NULL, 0))
- return NULL;
- free (zero_bitmap);
+ {
+ sbitmap_free (zero_bitmap);
+ return NULL;
+ }
+ sbitmap_free (zero_bitmap);
entry->flags |= irred_flag;
/* Record the block with condition we unswitch on. */