re PR c++/59627 (ICE with OpenMP "declare reduction" and -flto)

	PR c++/59627
	* parser.c (cp_parser_omp_declare_reduction): Set assembler name
	of the DECL_OMP_DECLARE_REDUCTION_P decls.

	* g++.dg/gomp/pr59627.C: New test.

From-SVN: r233225

gcc/cp/ChangeLog

+2016-02-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/59627
+	* parser.c (cp_parser_omp_declare_reduction): Set assembler name
+	of the DECL_OMP_DECLARE_REDUCTION_P decls.
+
 2016-02-08  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/69688

gcc/cp/parser.c

@@ -36080,6 +36080,7 @@ cp_parser_omp_declare_reduction (cp_parser *parser, cp_token *pragma_tok,
       DECL_DECLARED_INLINE_P (fndecl) = 1;
       DECL_IGNORED_P (fndecl) = 1;
       DECL_OMP_DECLARE_REDUCTION_P (fndecl) = 1;
+      SET_DECL_ASSEMBLER_NAME (fndecl, get_identifier ("<udr>"));
       DECL_ATTRIBUTES (fndecl)
 	= tree_cons (get_identifier ("gnu_inline"), NULL_TREE,
 		     DECL_ATTRIBUTES (fndecl));

gcc/testsuite/ChangeLog

 2016-02-08  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c++/59627
+	* g++.dg/gomp/pr59627.C: New test.
+
 	PR ipa/69239
 	* g++.dg/ipa/pr69239.C: New test.
 

gcc/testsuite/g++.dg/gomp/pr59627.C

+// PR c++/59627
+// { dg-do compile { target lto } }
+// { dg-options "-fopenmp -flto" }
+
+struct A { A () : i (0) {} int i; };
+
+void
+foo ()
+{
+  A a;
+  #pragma omp declare reduction (+: A: omp_out.i += omp_in.i)
+  #pragma omp parallel reduction (+: a)
+  ;
+}