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authorPaolo Carlini <paolo.carlini@oracle.com>2017-11-21 15:36:25 +0000
committerPaolo Carlini <paolo@gcc.gnu.org>2017-11-21 15:36:25 +0000
commit00709c08e81cf0c191e1bd5cd791cd09f26cf61c (patch)
treef1509dc95eb02df4631f681546040f5dab508aaf /gcc
parent769ae3bb498556975d1280cc8ed79ad453a6d45a (diff)
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re PR c++/83020 (('17) Class template constructor call skipped with no error when substitution fails in default argument)
2017-11-21 Paolo Carlini <paolo.carlini@oracle.com> PR c++/83020 * g++.dg/cpp1z/pr83020.C: New. From-SVN: r255006
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/cpp1z/pr83020.C16
2 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b508745..8a376ff 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-11-21 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/83020
+ * g++.dg/cpp1z/pr83020.C: New.
+
2017-11-21 Jakub Jelinek <jakub@redhat.com>
PR target/82880
diff --git a/gcc/testsuite/g++.dg/cpp1z/pr83020.C b/gcc/testsuite/g++.dg/cpp1z/pr83020.C
new file mode 100644
index 0000000..43a7e38
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/pr83020.C
@@ -0,0 +1,16 @@
+// PR c++/83020
+// { dg-options -std=c++17 }
+
+struct NoDefault {
+ int val = 1234;
+ NoDefault(int v) : val(v) {}
+};
+template <class T>
+struct Whoops {
+ const char *str;
+ T obj;
+ Whoops(const char *s, T v = T()) : str(s), obj(v) {} // { dg-error "no matching" }
+};
+const char *test() {
+ return Whoops<NoDefault>("hi").str;
+}