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authorPaolo Carlini <paolo.carlini@oracle.com>2017-09-28 21:18:36 +0000
committerPaolo Carlini <paolo@gcc.gnu.org>2017-09-28 21:18:36 +0000
commit051e4e1c60ff2d545f19e31b07d50adc26616b4a (patch)
treed9f342d425faea219c444589241d481343928576
parent281e6c1d8f1b4ca552d8ce2276ddecfcd6ffb15e (diff)
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re PR c++/79488 (ICE from lambda that has invalid return type)
2017-09-28 Paolo Carlini <paolo.carlini@oracle.com> PR c++/79488 * g++.dg/cpp0x/lambda/lambda-ice22.C: New. From-SVN: r253270
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/cpp0x/lambda/lambda-ice22.C25
2 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0bc6fd4..bc9b1a3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-09-28 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/79488
+ * g++.dg/cpp0x/lambda/lambda-ice22.C: New.
+
2017-09-28 Jakub Jelinek <jakub@redhat.com>
PR target/82342
diff --git a/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-ice22.C b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-ice22.C
new file mode 100644
index 0000000..6f2650d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-ice22.C
@@ -0,0 +1,25 @@
+// PR c++/79488
+// { dg-do compile { target c++11 } }
+
+int f();
+static int g __attribute__((__weakref__("f")));
+
+template <typename Fn> struct res {
+ static Fn val();
+ using type = decltype(val()()); // { dg-error "no match for call" }
+};
+
+template <typename Fn> struct A {
+ template <typename T> void set_result(T) {}
+
+ virtual void run() {
+ auto boundfn = []() -> typename res<Fn>::type{};
+ set_result(boundfn);
+ }
+};
+
+struct F {
+ void operator()() &;
+};
+
+A<F> t;