re PR c++/81154 (OpenMP with shared variable in a template class crash)

	PR c++/81154
	* semantics.c (handle_omp_array_sections_1, finish_omp_clauses):
	Complain about t not being a variable if t is OVERLOAD even
	when processing_template_decl.

	* g++.dg/gomp/pr81154.C: New test.

From-SVN: r249467

gcc/cp/ChangeLog

+2017-06-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/81154
+	* semantics.c (handle_omp_array_sections_1, finish_omp_clauses):
+	Complain about t not being a variable if t is OVERLOAD even
+	when processing_template_decl.
+
 2017-06-21  David Malcolm  <dmalcolm@redhat.com>
 
 	* parser.c (get_cast_suggestion): New function.

gcc/cp/semantics.c

@@ -4589,7 +4589,7 @@ handle_omp_array_sections_1 (tree c, tree t, vec<tree> &types,
 	}
       if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL)
 	{
-	  if (processing_template_decl)
+	  if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 	    return NULL_TREE;
 	  if (DECL_P (t))
 	    error_at (OMP_CLAUSE_LOCATION (c),
@@ -6109,7 +6109,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	  if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL
 	      && (!field_ok || TREE_CODE (t) != FIELD_DECL))
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (DECL_P (t))
 		error ("%qD is not a variable in clause %qs", t,
@@ -6181,7 +6181,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	      && ((ort & C_ORT_OMP_DECLARE_SIMD) != C_ORT_OMP
 		  || TREE_CODE (t) != FIELD_DECL))
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (DECL_P (t))
 		error ("%qD is not a variable in clause %<firstprivate%>", t);
@@ -6224,7 +6224,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	      && ((ort & C_ORT_OMP_DECLARE_SIMD) != C_ORT_OMP
 		  || TREE_CODE (t) != FIELD_DECL))
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (DECL_P (t))
 		error ("%qD is not a variable in clause %<lastprivate%>", t);
@@ -6587,7 +6587,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	    }
 	  if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL)
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (DECL_P (t))
 		error ("%qD is not a variable in %<aligned%> clause", t);
@@ -6669,7 +6669,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	    remove = true;
 	  else if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL)
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (DECL_P (t))
 		error ("%qD is not a variable in %<depend%> clause", t);
@@ -6800,7 +6800,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
 	    }
 	  if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL)
 	    {
-	      if (processing_template_decl)
+	      if (processing_template_decl && TREE_CODE (t) != OVERLOAD)
 		break;
 	      if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
 		  && (OMP_CLAUSE_MAP_KIND (c) == GOMP_MAP_POINTER

gcc/testsuite/ChangeLog

+2017-06-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/81154
+	* g++.dg/gomp/pr81154.C: New test.
+
 2017-06-21  David Malcolm  <dmalcolm@redhat.com>
 
 	* g++.dg/other/old-style-cast-fixits.C: New test case.

gcc/testsuite/g++.dg/gomp/pr81154.C

+// PR c++/81154
+// { dg-do compile }
+
+template <typename T>
+struct C
+{
+  int foo (T n) const
+  {
+#pragma omp parallel shared (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel private (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel firstprivate (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel for lastprivate (foo)	// { dg-error "is not a variable in clause" }
+    for (T i = 0; i < n; i++)
+      ;
+#pragma omp parallel for linear (foo)	// { dg-error "is not a variable in clause" }
+    for (T i = 0; i < n; i++)
+      ;
+#pragma omp parallel reduction (+:foo)	// { dg-error "is not a variable in clause" }
+    ;
+    return 0;
+  }
+  int foo (int x, int y) { return x; }
+};
+
+struct D
+{
+  typedef int T;
+  int foo (T n) const
+  {
+#pragma omp parallel shared (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel private (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel firstprivate (foo)	// { dg-error "is not a variable in clause" }
+    ;
+#pragma omp parallel for lastprivate (foo)	// { dg-error "is not a variable in clause" }
+    for (T i = 0; i < n; i++)
+      ;
+#pragma omp parallel for linear (foo)	// { dg-error "is not a variable in clause" }
+    for (T i = 0; i < n; i++)
+      ;
+#pragma omp parallel reduction (+:foo)	// { dg-error "is not a variable in clause" }
+    ;
+    return 0;
+  }
+  int foo (int x, int y) { return x; }
+};
+
+int
+main ()
+{
+  C<int> ().foo (1);
+  D ().foo (1);
+}