From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 16 Aug 2013 09:05:52 +0000 (+0000)
Subject: 	PR tree-optimization/58164
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f0ddb2439aaee51ef69527b7d937e1d0a7768b5d;p=thirdparty%2Fgcc.git

	PR tree-optimization/58164
	* gimple.c (walk_stmt_load_store_addr_ops): For visit_addr
	walk gimple_goto_dest of GIMPLE_GOTO.

	* gcc.c-torture/compile/pr58164.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@201782 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 810b8a552881..004dfb44999e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2013-08-16  Jakub Jelinek  <jakub@redhat.com>
 
+	PR tree-optimization/58164
+	* gimple.c (walk_stmt_load_store_addr_ops): For visit_addr
+	walk gimple_goto_dest of GIMPLE_GOTO.
+
 	PR tree-optimization/58165
 	* tree-call-cdce.c (shrink_wrap_one_built_in_call): If
 	bi_call must be the last stmt in a bb, don't split_block, instead
diff --git a/gcc/gimple.c b/gcc/gimple.c
index f5074199381b..ae9fca716cac 100644
--- a/gcc/gimple.c
+++ b/gcc/gimple.c
@@ -4049,6 +4049,13 @@ walk_stmt_load_store_addr_ops (gimple stmt, void *data,
 	    ret |= visit_addr (stmt, TREE_OPERAND (op, 0), data);
 	}
     }
+  else if (visit_addr
+	   && gimple_code (stmt) == GIMPLE_GOTO)
+    {
+      tree op = gimple_goto_dest (stmt);
+      if (TREE_CODE (op) == ADDR_EXPR)
+	ret |= visit_addr (stmt, TREE_OPERAND (op, 0), data);
+    }
 
   return ret;
 }
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 84679bbbb655..4d41fad6bd1a 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2013-08-16  Jakub Jelinek  <jakub@redhat.com>
 
+	PR tree-optimization/58164
+	* gcc.c-torture/compile/pr58164.c: New test.
+
 	PR tree-optimization/58165
 	* g++.dg/opt/pr58165.C: New test.
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr58164.c b/gcc/testsuite/gcc.c-torture/compile/pr58164.c
new file mode 100644
index 000000000000..7fe24fa439f1
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr58164.c
@@ -0,0 +1,8 @@
+/* PR tree-optimization/58164 */
+
+int
+foo (void)
+{
+  int x = 0;
+  goto *&x;
+}