From: H.J. Lu <hjl.tools@gmail.com>
Date: Tue, 7 Dec 2021 13:09:34 +0000 (-0800)
Subject: x86: Check FUNCTION_DECL before calling cgraph_node::get
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7ef68c37b3a46e69ed4a5ff6b2b368e2c9a8023f;p=test_jj.git

x86: Check FUNCTION_DECL before calling cgraph_node::get

gcc/

	PR target/103594
	* config/i386/i386.c (ix86_call_use_plt_p): Check FUNCTION_DECL
	before calling cgraph_node::get.

gcc/testsuite/

	PR target/103594
	* gcc.dg/pr103594.c: New test.
---

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 52547b0..f1e41fd 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -15987,7 +15987,8 @@ ix86_call_use_plt_p (rtx call_op)
 {
   if (SYMBOL_REF_LOCAL_P (call_op))
     {
-      if (SYMBOL_REF_DECL (call_op))
+      if (SYMBOL_REF_DECL (call_op)
+	  && TREE_CODE (SYMBOL_REF_DECL (call_op)) == FUNCTION_DECL)
 	{
 	  /* NB: All ifunc functions must be called via PLT.  */
 	  cgraph_node *node
diff --git a/gcc/testsuite/gcc.dg/pr103594.c b/gcc/testsuite/gcc.dg/pr103594.c
new file mode 100644
index 0000000..0eae239
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr103594.c
@@ -0,0 +1,14 @@
+/* { dg-do compile { target fpic } } */
+/* { dg-options "-O1 -fpic" } */
+
+int regex_subst(void)
+{
+  const void *subst = "";
+  return (*(int (*)(int))subst) (0);
+}
+
+int foobar (void)
+{
+  int x;
+  return (*(int (*)(void))&x) ();
+}