re PR c/25996 ([gomp] ICE on undefined iteration variable)

	PR c/25996
	* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for if
	either decl or init is error_mark_node.

	* gcc.dg/gomp/pr25996.c: New test.
	* g++.dg/gomp/pr25996.C: New test.

From-SVN: r113269

gcc/ChangeLog

 2006-04-26  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c/25996
+	* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for if
+	either decl or init is error_mark_node.
+
 	PR middle-end/25989
 	* tree-flow.h (struct omp_region): Add sched_kind.
 	* omp-low.c (expand_parallel_call): Use region->inner->sched_kind

gcc/c-parser.c

@@ -7379,7 +7379,7 @@ c_parser_omp_for_loop (c_parser *parser)
 
   /* Only bother calling c_finish_omp_for if we havn't already generated
      an error from the initialization parsing.  */
-  if (decl != NULL)
+  if (decl != NULL && decl != error_mark_node && init != error_mark_node)
     return c_finish_omp_for (loc, decl, init, cond, incr, body, NULL);
   return NULL;
 

gcc/testsuite/ChangeLog

+2006-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/25996
+	* gcc.dg/gomp/pr25996.c: New test.
+	* g++.dg/gomp/pr25996.C: New test.
+
 2006-04-25  Richard Sandiford  <richard@codesourcery.com>
 
 	PR rtl-optimization/26725

gcc/testsuite/g++.dg/gomp/pr25996.C

+// PR c/25996
+
+void
+test1 (void)
+{
+#pragma omp for
+  for (i = 0; i < 1; ++i); // { dg-error "not declared|expected iteration decl" }
+}
+
+void
+test2 (void)
+{
+  int i;
+#pragma omp for
+  for (i = j; i < 1; ++i); // { dg-error "not declared|expected iteration decl" }
+}
+
+void
+test3 (void)
+{
+  int i;
+#pragma omp for
+  for (i = 0; i < j; ++i); // { dg-error "not declared|invalid controlling predicate" }
+}
+
+void
+test4 (void)
+{
+  int i;
+#pragma omp for
+  for (i = 0; i < 10; i += j); // { dg-error "not declared|invalid increment expression" }
+}

gcc/testsuite/gcc.dg/gomp/pr25996.c

+/* PR c/25996 */
+
+void
+test1 (void)
+{
+#pragma omp for
+  for (i = 0; i < 1; ++i); /* { dg-error "undeclared|for each function" } */
+}
+
+void
+test2 (void)
+{
+  int i;
+#pragma omp for
+  for (i = j; i < 1; ++i); /* { dg-error "undeclared" } */
+}
+
+void
+test3 (void)
+{
+  int i;
+#pragma omp for
+  for (i = 0; i < j; ++i); /* { dg-error "undeclared|invalid controlling predicate" } */
+}
+
+void
+test4 (void)
+{
+  int i;
+#pragma omp for
+  for (i = 0; i < 10; i += j); /* { dg-error "undeclared|invalid increment expression" } */
+}