re PR c++/89571 (ICE in nothrow_spec_p, at cp/except.c:1238)

/cp
2019-03-21  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/89571
	* method.c (after_nsdmi_defaulted_late_checks): Avoid passing
	error_mark_node to comp_except_specs.

/testsuite
2019-03-21  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/89571
	* g++.dg/cpp0x/noexcept37.C: New.

From-SVN: r269832

gcc/cp/ChangeLog

+2019-03-21  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/89571
+	* method.c (after_nsdmi_defaulted_late_checks): Avoid passing
+	error_mark_node to comp_except_specs.
+
 2019-03-20  Jason Merrill  <jason@redhat.com>
 
 	PR c++/87480 - decltype of member access in default template arg

gcc/cp/method.c

@@ -2274,6 +2274,9 @@ after_nsdmi_defaulted_late_checks (tree t)
 	  continue;
 
 	tree eh_spec = get_defaulted_eh_spec (fn);
+	if (eh_spec == error_mark_node)
+	  continue;
+
 	if (!comp_except_specs (TYPE_RAISES_EXCEPTIONS (TREE_TYPE (fn)),
 				eh_spec, ce_normal))
 	  DECL_DELETED_FN (fn) = true;

gcc/testsuite/ChangeLog

+2019-03-21  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/89571
+	* g++.dg/cpp0x/noexcept37.C: New.
+
 2019-03-21  Iain Buclaw  <ibuclaw@gdcproject.org>
 
 	PR d/89017

gcc/testsuite/g++.dg/cpp0x/noexcept37.C

+// PR c++/89571
+// { dg-do compile { target c++11 } }
+
+struct A
+{
+  int i = ;  // { dg-error "expected" }
+  A() noexcept = default;
+};