* [PATCH 3/4] Fix do_sd_constraint escape special casing
@ 2023-04-19 12:14 Richard Biener
0 siblings, 0 replies; only message in thread
From: Richard Biener @ 2023-04-19 12:14 UTC (permalink / raw)
To: gcc-patches
The following fixes the escape special casing to test the proper
variable IDs.
Bootstrapped and tested on x86_64-unknown-linux-gnu, pushed.
* tree-ssa-structalias.cc (do_sd_constraint): Fixup escape
special casing.
---
gcc/tree-ssa-structalias.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/tree-ssa-structalias.cc b/gcc/tree-ssa-structalias.cc
index 89027ab573d..4f350bfbfc0 100644
--- a/gcc/tree-ssa-structalias.cc
+++ b/gcc/tree-ssa-structalias.cc
@@ -1706,7 +1706,7 @@ do_sd_constraint (constraint_graph_t graph, constraint_t c,
flag |= bitmap_ior_into (sol, get_varinfo (t)->solution);
/* Merging the solution from ESCAPED needlessly increases
the set. Use ESCAPED as representative instead. */
- else if (v->id == escaped_id)
+ else if (t == find (escaped_id))
flag |= bitmap_set_bit (sol, escaped_id);
else if (v->may_have_pointers
&& add_graph_edge (graph, lhs, t))
--
2.35.3
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