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-rw-r--r--gcc/gcse.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/gcc/gcse.c b/gcc/gcse.c
index 48bc1f2b236..19710d200fe 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -8401,14 +8401,14 @@ eliminate_partially_redundant_loads (basic_block bb, rtx insn,
if (npred_ok == 0 /* No load can be replaced by copy. */
|| (optimize_size && npred_ok > 1)) /* Prevent exploding the code. */
- return;
+ goto cleanup;
/* Check if it's worth applying the partial redundancy elimination. */
if (ok_count < GCSE_AFTER_RELOAD_PARTIAL_FRACTION * not_ok_count)
- return;
+ goto cleanup;
if (ok_count < GCSE_AFTER_RELOAD_CRITICAL_FRACTION * critical_count)
- return;
+ goto cleanup;
/* Generate moves to the loaded register from where
the memory is available. */
@@ -8461,6 +8461,22 @@ eliminate_partially_redundant_loads (basic_block bb, rtx insn,
delete_insn (insn);
else
a_occr->deleted_p = 1;
+
+cleanup:
+
+ while (unavail_occrs)
+ {
+ struct unoccr *temp = unavail_occrs->next;
+ free (unavail_occrs);
+ unavail_occrs = temp;
+ }
+
+ while (avail_occrs)
+ {
+ struct unoccr *temp = avail_occrs->next;
+ free (avail_occrs);
+ avail_occrs = temp;
+ }
}
/* Performing the redundancy elimination as described before. */