re PR c++/92504 (ICE on gcc-9 -fopenmp: internal compiler error: tree check:…

re PR c++/92504 (ICE on gcc-9 -fopenmp: internal compiler error: tree check: expected tree that contains 'decl common' structure, have 'baselink' in get_inner_reference, at expr.c:7238)

	PR c++/92504
	* semantics.c (handle_omp_for_class_iterator): Don't call
	cp_fully_fold on cond.

	* g++.dg/gomp/pr92504.C: New test.

From-SVN: r278433

gcc/cp/ChangeLog

+2019-11-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/92504
+	* semantics.c (handle_omp_for_class_iterator): Don't call
+	cp_fully_fold on cond.
+
 2019-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	* typeck.c (cp_build_addr_expr_1): Use cp_expr_loc_or_input_loc

gcc/cp/semantics.c

@@ -8434,7 +8434,6 @@ handle_omp_for_class_iterator (int i, location_t locus, enum tree_code code,
   if (init && EXPR_HAS_LOCATION (init))
     elocus = EXPR_LOCATION (init);
 
-  cond = cp_fully_fold (cond);
   switch (TREE_CODE (cond))
     {
     case GT_EXPR:

gcc/testsuite/ChangeLog

 2019-11-19  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c++/92504
+	* g++.dg/gomp/pr92504.C: New test.
+
 	PR tree-optimization/92557
 	* gcc.dg/gomp/pr92557.c: New test.
 

gcc/testsuite/g++.dg/gomp/pr92504.C

+// PR c++/92504
+// { dg-do compile { target c++11 } }
+// { dg-additional-options "-O2" }
+
+namespace std {
+  typedef __SIZE_TYPE__ size_t;
+  typedef __PTRDIFF_TYPE__ ptrdiff_t;
+}
+
+struct A {
+  A ();
+  A (const A &);
+  A & operator++ ();
+  bool operator != (const A &) const;
+  std::ptrdiff_t operator - (const A &);
+  A & operator += (std::size_t);
+  int a;
+  A & begin ();
+  A & end ();				// { dg-message "declared here" }
+};
+
+void
+bar ()
+{
+  A a;
+  #pragma omp for
+  for (auto b = a; b != a.end; ++b)	// { dg-error "invalid use of non-static member function" }
+    ;
+}