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From: "niels at penneman dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/55311] Cannot specialize template parameter of type 'const char *const' in 'using' alias
Date: Tue, 04 Dec 2012 21:01:00 -0000 [thread overview]
Message-ID: <bug-55311-4-XhdIRQaeUm@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-55311-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55311
Niels Penneman <niels at penneman dot org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |rejects-valid
Known to fail| |4.6.3, 4.7.2, 4.8.0
--- Comment #1 from Niels Penneman <niels at penneman dot org> 2012-12-04 21:00:50 UTC ---
Exact same thing in a slightly different shape: with a derived struct instead
of a 'using' alias
===================================================
$ g++ -###
Using built-in specs.
COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/4.8.0-alpha20121202/g++
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/4.8.0-alpha20121202/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with:
/var/tmp/portage/sys-devel/gcc-4.8.0_alpha20121202/work/gcc-4.8-20121202/configure
--prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.8.0-alpha20121202
--includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.0-alpha20121202/include
--datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.0-alpha20121202
--mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.0-alpha20121202/man
--infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.0-alpha20121202/info
--with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.0-alpha20121202/include/g++-v4
--host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --disable-altivec
--disable-fixed-point --with-ppl --with-cloog --disable-ppl-version-check
--with-cloog-include=/usr/include/cloog-ppl --enable-lto --enable-nls
--without-included-gettext --with-system-zlib --enable-obsolete
--disable-werror --enable-secureplt --enable-multilib
--with-multilib-list=m32,m64 --enable-libmudflap --disable-libssp
--enable-libgomp
--with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.8.0-alpha20121202/python
--enable-checking=release --disable-libgcj --disable-libquadmath
--enable-languages=c,c++ --enable-shared --enable-threads=posix
--enable-__cxa_atexit --enable-clocale=gnu --enable-targets=all
--with-bugurl=http://bugs.gentoo.org/ --with-pkgversion='Gentoo
4.8.0_alpha20121202'
Thread model: posix
gcc version 4.8.0-alpha20121202 20121202 (experimental) (Gentoo
4.8.0_alpha20121202)
===================================================
extern constexpr char STRING_PTR[] = "test";
template <const char *const C, typename T>
struct A {};
template <typename T>
struct B: A<STRING_PTR, T> {};
===================================================
$ g++ -fsyntax-only -std=c++11 test2.cxx
test2.cxx:7:26: error: ‘"test"’ is not a valid template argument of type ‘const
char*’ because ‘"test"’ is not a variable
struct B: A<STRING_PTR, T> {};
^
===================================================
next prev parent reply other threads:[~2012-12-04 21:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-13 14:16 [Bug c++/55311] New: " niels at penneman dot org
2012-12-04 21:01 ` niels at penneman dot org [this message]
2012-12-05 8:33 ` [Bug c++/55311] " niels at penneman dot org
2012-12-22 16:09 ` dodji at seketeli dot org
2012-12-22 16:11 ` dodji at gcc dot gnu.org
2013-01-07 8:07 ` dodji at gcc dot gnu.org
2013-01-07 11:00 ` dodji at gcc dot gnu.org
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