re PR debug/57184 (ICE in expand_expr_real_1, at expr.c:10478)

	PR debug/57184
	* expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR
	for modifier == EXPAND_INITIALIZER.

	* gcc.dg/pr57184.c: New test.

From-SVN: r198666

gcc/ChangeLog

+2013-05-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/57184
+	* expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR
+	for modifier == EXPAND_INITIALIZER.
+
 2013-05-07  Anton Blanchard  <anton@samba.org>
 
 	* configure.ac (HAVE_LD_LARGE_TOC): Use correct linker emulation

gcc/expr.c

@@ -7561,6 +7561,15 @@ expand_expr_addr_expr_1 (tree exp, rtx target, enum machine_mode tmode,
       inner = TREE_OPERAND (exp, 0);
       break;
 
+    case COMPOUND_LITERAL_EXPR:
+      /* Allow COMPOUND_LITERAL_EXPR in initializers, if e.g.
+	 rtl_for_decl_init is called on DECL_INITIAL with
+	 COMPOUNT_LITERAL_EXPRs in it, they aren't gimplified.  */
+      if (modifier == EXPAND_INITIALIZER
+	  && COMPOUND_LITERAL_EXPR_DECL (exp))
+	return expand_expr_addr_expr_1 (COMPOUND_LITERAL_EXPR_DECL (exp),
+					target, tmode, modifier, as);
+      /* FALLTHRU */
     default:
       /* If the object is a DECL, then expand it for its rtl.  Don't bypass
 	 expand_expr, as that can have various side effects; LABEL_DECLs for

gcc/testsuite/ChangeLog

+2013-05-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/57184
+	* gcc.dg/pr57184.c: New test.
+
 2013-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/specs/array3.ads: New test.

gcc/testsuite/gcc.dg/pr57184.c

+/* PR debug/57184 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -g" } */
+
+struct S {};
+void bar (struct S *const);
+static struct S *const c = &(struct S) {};
+
+void
+foo (void)
+{
+  bar (c);
+}