From: Richard Biener <rguenther@suse.de>
Date: Tue, 5 Dec 2023 12:56:10 +0000 (+0100)
Subject: ipa/92606 - IPA ICF merging variables in different address-space
X-Git-Tag: basepoints/gcc-15~3956
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1e6c4aa47972d6b56225e7776f3cf41f2cc01da2;p=thirdparty%2Fgcc.git

ipa/92606 - IPA ICF merging variables in different address-space

The following aovids merging variables that are put in different
address-spaces.

	PR ipa/92606
	* ipa-icf.cc (sem_variable::equals_wpa): Compare address-spaces.
---

diff --git a/gcc/ipa-icf.cc b/gcc/ipa-icf.cc
index c72c9d57a809..81232d5706e1 100644
--- a/gcc/ipa-icf.cc
+++ b/gcc/ipa-icf.cc
@@ -1666,6 +1666,10 @@ sem_variable::equals_wpa (sem_item *item,
   if (DECL_IN_TEXT_SECTION (decl) != DECL_IN_TEXT_SECTION (item->decl))
     return return_false_with_msg ("text section");
 
+  if (TYPE_ADDR_SPACE (TREE_TYPE (decl))
+      != TYPE_ADDR_SPACE (TREE_TYPE (item->decl)))
+    return return_false_with_msg ("address-space");
+
   ipa_ref *ref = NULL, *ref2 = NULL;
   for (unsigned i = 0; node->iterate_reference (i, ref); i++)
     {