From: Jan Hubicka <jh@suse.cz>
Date: Thu, 25 Nov 2021 13:42:47 +0000 (+0100)
Subject: Do not check gimple_static_cahin in ref_maybe_used_by_call_p_1
X-Git-Tag: basepoints/gcc-13~2792
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4e470d44e8104bada6a95c12765f6ed8bd505e2;p=thirdparty%2Fgcc.git

Do not check gimple_static_cahin in ref_maybe_used_by_call_p_1

gcc/ChangeLog:

2021-11-25  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Do not check
	gimple_static_chain.
---

diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c
index cd6a0b2f67ba..3c253e2843ff 100644
--- a/gcc/tree-ssa-alias.c
+++ b/gcc/tree-ssa-alias.c
@@ -2743,9 +2743,7 @@ ref_maybe_used_by_call_p_1 (gcall *call, ao_ref *ref, bool tbaa_p)
   unsigned i;
   int flags = gimple_call_flags (call);
 
-  /* Const functions without a static chain do not implicitly use memory.  */
-  if (!gimple_call_chain (call)
-      && (flags & (ECF_CONST|ECF_NOVOPS)))
+  if (flags & (ECF_CONST|ECF_NOVOPS))
     goto process_args;
 
   /* A call that is not without side-effects might involve volatile