From: Paolo Carlini <paolo.carlini@oracle.com>
Date: Fri, 4 Aug 2017 22:15:48 +0000 (+0000)
Subject: re PR c++/79790 ([C++17] ICE class template argument deduction failed)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=23d12941a34ee98bfc9bb0067bf0970df93eea28;p=gcc.git

re PR c++/79790 ([C++17] ICE class template argument deduction failed)

/cp
2017-08-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/79790
	* pt.c (do_class_deduction): Handle the case of no viable implicit
	deduction guides; simplify the code generating implicit deduction
	guides.

/testsuite
2017-08-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/79790
	* g++.dg/cpp1z/class-deduction42.C: New.

From-SVN: r250883
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c936479fbfb..e6064d2f9e0 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,7 +1,7 @@
 2017-08-04  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/79790
-	* g++.dg/cpp1z/class-deduction42.C: New.
+	* g++.dg/cpp1z/class-deduction43.C: New.
 
 2017-08-04  Yury Gribov  <tetra2005@gmail.com>
 
diff --git a/gcc/testsuite/g++.dg/cpp1z/class-deduction43.C b/gcc/testsuite/g++.dg/cpp1z/class-deduction43.C
new file mode 100644
index 00000000000..a906a0f3626
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/class-deduction43.C
@@ -0,0 +1,10 @@
+// PR c++/79790
+// { dg-options -std=c++1z }
+
+template <int N>
+struct array
+{
+  int a [N];
+};
+
+array a = { 1, 2, 3 };  // { dg-error "cannot deduce" }