Mapping a NULL key is no use, skip it.
Regstrapped on x86_64-linux-gnu. Ok to install?
for gcc/ChangeLog
* tree-inline.cc (insert_decl_map): Skip mapping a NULL decl
as value to itself.
---
gcc/tree-inline.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/tree-inline.cc b/gcc/tree-inline.cc
index c6c86af6c4ea9..bfea1cc11822e 100644
--- a/gcc/tree-inline.cc
+++ b/gcc/tree-inline.cc
@@ -148,7 +148,7 @@ insert_decl_map (copy_body_data *id, tree key, tree value)
/* Always insert an identity map as well. If we see this same new
node again, we won't want to duplicate it a second time. */
- if (key != value)
+ if (key != value && value)
id->decl_map->put (value, value);
}
--
Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/
Free Software Activist GNU Toolchain Engineer
Disinformation flourishes because many people care deeply about injustice
but very few check the facts. Ask me about <https://stallmansupport.org>
