From 1cc57b591076b3185ba40687a26c0c9c454fcb23 Mon Sep 17 00:00:00 2001 From: Marek Polacek Date: Wed, 25 Mar 2015 20:08:05 +0000 Subject: [PATCH] re PR c++/65558 (crash using __attribute__((__abi_tag__)) on anonymous inline namespace) PR c++/65558 * name-lookup.c (handle_namespace_attrs): Ignore abi_tag attribute on an anonymous namespace. * g++.dg/cpp0x/pr65558.C: New test. From-SVN: r221672 --- gcc/cp/ChangeLog | 6 ++++++ gcc/cp/name-lookup.c | 6 ++++++ gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/g++.dg/cpp0x/pr65558.C | 6 ++++++ 4 files changed, 23 insertions(+) create mode 100644 gcc/testsuite/g++.dg/cpp0x/pr65558.C diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 65e1912cf07..4ba45d72c6a 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2015-03-25 Marek Polacek + + PR c++/65558 + * name-lookup.c (handle_namespace_attrs): Ignore abi_tag attribute + on an anonymous namespace. + 2015-03-25 Marek Polacek PR c++/61670 diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c index b85fbc98b63..4303ed5fb1f 100644 --- a/gcc/cp/name-lookup.c +++ b/gcc/cp/name-lookup.c @@ -3663,6 +3663,12 @@ handle_namespace_attrs (tree ns, tree attributes) "namespace", name); continue; } + if (!DECL_NAME (ns)) + { + warning (OPT_Wattributes, "ignoring %qD attribute on anonymous " + "namespace", name); + continue; + } if (!args) { tree dn = DECL_NAME (ns); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c8f90338966..68534fc4e6a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-03-25 Marek Polacek + + PR c++/65558 + * g++.dg/cpp0x/pr65558.C: New test. + 2015-03-25 Marek Polacek PR c++/61670 diff --git a/gcc/testsuite/g++.dg/cpp0x/pr65558.C b/gcc/testsuite/g++.dg/cpp0x/pr65558.C new file mode 100644 index 00000000000..5437e509ed9 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp0x/pr65558.C @@ -0,0 +1,6 @@ +// PR c++/65558 +// { dg-do compile { target c++11 } } + +inline namespace __attribute__((__abi_tag__)) +{ // { dg-warning "ignoring .__abi_tag__. attribute on anonymous namespace" } +} -- 2.30.2