From: Marek Polacek <polacek@redhat.com>
Date: Sat, 9 Jan 2016 11:15:26 +0000 (+0000)
Subject: re PR c++/69113 (ICE: in vague_linkage_p, at cp/decl2.c:1875 with -fno-weak)
X-Git-Tag: basepoints/gcc-7~1755
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=73f0dae2a4e1dc4fcfebc9f47f34381dff64f3c3;p=thirdparty%2Fgcc.git

re PR c++/69113 (ICE: in vague_linkage_p, at cp/decl2.c:1875 with -fno-weak)

	PR c++/69113
	* decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.

	* g++.dg/pr69113.C: New test.

From-SVN: r232189
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 3ec2e1c5bf9d..9aedf005547c 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2016-01-09  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/69113
+	* decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
+
 2016-01-09  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/69164
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 9a07e1e006f5..a7212ca05bb6 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -1820,7 +1820,8 @@ comdat_linkage (tree decl)
 	}
     }
 
-  DECL_COMDAT (decl) = 1;
+  if (TREE_PUBLIC (decl))
+    DECL_COMDAT (decl) = 1;
 }
 
 /* For win32 we also want to put explicit instantiations in
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 107ea24f396e..4af4374cea6b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-01-09  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/69113
+	* g++.dg/pr69113.C: New test.
+
 2016-01-09  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/50865
diff --git a/gcc/testsuite/g++.dg/pr69113.C b/gcc/testsuite/g++.dg/pr69113.C
new file mode 100644
index 000000000000..2f8331e3f2bd
--- /dev/null
+++ b/gcc/testsuite/g++.dg/pr69113.C
@@ -0,0 +1,17 @@
+// PR c++/69113
+// { dg-do compile }
+// { dg-options "-fno-weak" }
+
+struct foo
+{
+  static void bar ()
+  {
+    struct baz
+    {
+      static void m ()
+      {
+	static int n;
+      }
+    };
+  }
+};