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authorPaolo Carlini <paolo.carlini@oracle.com>2011-09-14 16:19:59 +0000
committerPaolo Carlini <paolo@gcc.gnu.org>2011-09-14 16:19:59 +0000
commitebb077fc775ca085013742c10fc4273ad600ce6f (patch)
tree5cd44a33944cf17c50b93a41a53014daa9bc60b7
parent5699cf3daddec68449397d03038e5afd51c0d7e3 (diff)
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re PR c++/50391 ([C++0x] ICE on invalid code, pair with incomplete type)
/cp 2011-09-14 Paolo Carlini <paolo.carlini@oracle.com> PR c++/50391 * pt.c (regenerate_decl_from_template): Don't pass an error_mark_node to build_exception_variant. /testsuite 2011-09-14 Paolo Carlini <paolo.carlini@oracle.com> PR c++/50391 * g++.dg/cpp0x/noexcept15.C: New. From-SVN: r178857
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/pt.c2
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/cpp0x/noexcept15.C34
4 files changed, 46 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index aa4a31d..8b15ca6 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2011-09-14 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/50391
+ * pt.c (regenerate_decl_from_template): Don't pass an error_mark_node
+ to build_exception_variant.
+
2011-09-13 Dodji Seketeli <dodji@redhat.com>
PR c++/48320
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 1407364..ee33daf 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -17729,7 +17729,7 @@ regenerate_decl_from_template (tree decl, tree tmpl)
specs = tsubst_exception_specification (TREE_TYPE (code_pattern),
args, tf_error, NULL_TREE,
/*defer_ok*/false);
- if (specs)
+ if (specs && specs != error_mark_node)
TREE_TYPE (decl) = build_exception_variant (TREE_TYPE (decl),
specs);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3aa10de..28d1102 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-09-14 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/50391
+ * g++.dg/cpp0x/noexcept15.C: New.
+
2011-09-14 Tom de Vries <tom@codesourcery.com>
PR middle-end/50251
diff --git a/gcc/testsuite/g++.dg/cpp0x/noexcept15.C b/gcc/testsuite/g++.dg/cpp0x/noexcept15.C
new file mode 100644
index 0000000..5e8c40c
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/noexcept15.C
@@ -0,0 +1,34 @@
+// PR c++/50391
+// { dg-options -std=c++0x }
+
+#include <type_traits>
+
+template<class Tp>
+ struct single
+ {
+ Tp elem; // { dg-error "incomplete type" }
+
+ constexpr single(const Tp& e)
+ : elem(e) { } // { dg-error "invalid field" }
+
+ single(single&& s) // { dg-error "not a member" }
+ noexcept(std::is_nothrow_move_constructible<Tp>::value)
+ : elem(s.elem) { } // { dg-error "invalid field|no member" }
+ };
+
+template<class Tp>
+ constexpr single<typename std::decay<Tp>::type>
+ make_single(Tp&& x)
+ {
+ return single<typename std::decay<Tp>::type>(x);
+ }
+
+class Blob; // { dg-error "forward declaration" }
+
+void
+foo(Blob *b)
+{
+ make_single(*b);
+}
+
+// { dg-prune-output "include" }