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-rw-r--r--gcc/cfgloopmanip.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c
index 9972378..d75c7d4 100644
--- a/gcc/cfgloopmanip.c
+++ b/gcc/cfgloopmanip.c
@@ -982,11 +982,12 @@ duplicate_loop_to_header_edge (struct loop *loop, edge e, struct loops *loops,
/* Copy bbs. */
copy_bbs (bbs, n, new_bbs, spec_edges, 2, new_spec_edges, loop);
- for (i = 0; i < n; i++)
- {
- gcc_assert (!new_bbs[i]->aux);
- new_bbs[i]->aux = (void *)(size_t)(j + 1);
- }
+ if (flags & DLTHE_RECORD_COPY_NUMBER)
+ for (i = 0; i < n; i++)
+ {
+ gcc_assert (!new_bbs[i]->aux);
+ new_bbs[i]->aux = (void *)(size_t)(j + 1);
+ }
/* Note whether the blocks and edges belong to an irreducible loop. */
if (add_irreducible_flag)