From: Marek Polacek <polacek@redhat.com>
Date: Wed, 4 Jan 2017 17:47:04 +0000 (+0000)
Subject: re PR c++/77545 (ICE on valid C++11 code: in potential_constant_expression_1, at... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=baf9ebc8cc9c34becea5be1146c48e2cb99d2ea5;p=gcc.git

re PR c++/77545 (ICE on valid C++11 code: in potential_constant_expression_1, at cp/constexpr.c:5480)

	PR c++/77545
	PR c++/77284
	* constexpr.c (potential_constant_expression_1): Handle CLEANUP_STMT.

	* g++.dg/cpp0x/range-for32.C: New test.
	* g++.dg/cpp0x/range-for33.C: New test.

From-SVN: r244062
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 71aada7970c..48061a02f8b 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2017-01-04  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/77545
+	PR c++/77284
+	* constexpr.c (potential_constant_expression_1): Handle CLEANUP_STMT.
+
 2017-01-04  Nathan Sidwell  <nathan@acm.org>
 
 	PR c++/66735
diff --git a/gcc/cp/constexpr.c b/gcc/cp/constexpr.c
index 1e83b0b0b86..a3dec6884ab 100644
--- a/gcc/cp/constexpr.c
+++ b/gcc/cp/constexpr.c
@@ -5661,6 +5661,7 @@ potential_constant_expression_1 (tree t, bool want_rval, bool strict,
       /* We can see these in statement-expressions.  */
       return true;
 
+    case CLEANUP_STMT:
     case EMPTY_CLASS_EXPR:
       return false;
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8ad30173c77..d8ff32fb05e 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2017-01-04  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/77545
+	PR c++/77284
+	* g++.dg/cpp0x/range-for32.C: New test.
+	* g++.dg/cpp0x/range-for33.C: New test.
+
 2017-01-04  David Malcolm  <dmalcolm@redhat.com>
 
 	* gcc.dg/Wmissing-braces-fixits.c: New test case.
diff --git a/gcc/testsuite/g++.dg/cpp0x/range-for32.C b/gcc/testsuite/g++.dg/cpp0x/range-for32.C
new file mode 100644
index 00000000000..375a7073a41
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/range-for32.C
@@ -0,0 +1,16 @@
+// PR c++/77545
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wno-pedantic" }
+
+template < typename T > struct A
+{
+  A ();
+  ~A ();
+  T t;
+};
+
+void f (A < int > a)
+{
+  for (auto x : (A<int>[]) { a })
+    ;
+}
diff --git a/gcc/testsuite/g++.dg/cpp0x/range-for33.C b/gcc/testsuite/g++.dg/cpp0x/range-for33.C
new file mode 100644
index 00000000000..206f36e481e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/range-for33.C
@@ -0,0 +1,14 @@
+// PR c++/77284
+// { dg-do compile { target c++11 } }
+
+#include <initializer_list>
+
+struct A
+{
+  ~A () {}
+};
+
+void foo (A & v)
+{
+  for (A a : { v }) {};
+}