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authorJakub Jelinek <jakub@redhat.com>2018-03-27 21:58:30 +0200
committerJakub Jelinek <jakub@gcc.gnu.org>2018-03-27 21:58:30 +0200
commitdc442cef60468a813ab2abee691280089a5e5b7f (patch)
treec6481074b4fa535349b523ac960bba2e14aadde4
parentef22816c3b3f580addc60df340abda46cc6ba01c (diff)
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re PR c++/85076 (ICE with invalid template used as lambda argument)
PR c++/85076 * tree.c (cp_build_reference_type): If to_type is error_mark_node, return it right away. * g++.dg/cpp1y/pr85076.C: New test. From-SVN: r258901
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/tree.c3
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/cpp1y/pr85076.C6
4 files changed, 20 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index f7f4887..b410f3d 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2018-03-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/85076
+ * tree.c (cp_build_reference_type): If to_type is error_mark_node,
+ return it right away.
+
2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
* search.c (check_final_overrider): Use inform instead of error
diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c
index f1a90bd..0355b9e 100644
--- a/gcc/cp/tree.c
+++ b/gcc/cp/tree.c
@@ -1078,6 +1078,9 @@ cp_build_reference_type (tree to_type, bool rval)
{
tree lvalue_ref, t;
+ if (to_type == error_mark_node)
+ return error_mark_node;
+
if (TREE_CODE (to_type) == REFERENCE_TYPE)
{
rval = rval && TYPE_REF_IS_RVALUE (to_type);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b8d56f8..9cd81d9 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2018-03-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/85076
+ * g++.dg/cpp1y/pr85076.C: New test.
+
2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/85084
diff --git a/gcc/testsuite/g++.dg/cpp1y/pr85076.C b/gcc/testsuite/g++.dg/cpp1y/pr85076.C
new file mode 100644
index 0000000..6d54dea
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1y/pr85076.C
@@ -0,0 +1,6 @@
+// PR c++/85076
+// { dg-do compile { target c++14 } }
+
+template<typename> struct A*; // { dg-error "expected unqualified-id before" }
+
+auto a = [](A<auto>) {}; // { dg-error "is not a template|has incomplete type" }