From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28918 invoked by alias); 29 Dec 2011 09:00:26 -0000 Received: (qmail 28902 invoked by uid 22791); 29 Dec 2011 09:00:25 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,TW_BJ,TW_CX,TW_DC,TW_GX X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 29 Dec 2011 09:00:07 +0000 From: "nicholasbishop at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/51700] New: Cannot subscript packed vector type in g++ (works in C) Date: Thu, 29 Dec 2011 10:15:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: nicholasbishop at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-12/txt/msg02742.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D51700 Bug #: 51700 Summary: Cannot subscript packed vector type in g++ (works in C) Classification: Unclassified Product: gcc Version: 4.6.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: nicholasbishop@gmail.com Example code (full program): typedef int v4si __attribute__ ((vector_size (16))); int main() { v4si x; x[0] =3D 33; return 0; } Compiling with gcc produces a working program and no console output, but g++ complains: $ gcc -Wall -Wextra vecbug.c=20 $ g++ -Wall -Wextra vecbug.c=20 vecbug.c: In function =E2=80=98int main()=E2=80=99: vecbug.c:4:5: error: invalid types =E2=80=98v4si {aka __vector(4) int}[int]= =E2=80=99 for array subscript Verbose output: $ g++ -v -Wall -Wextra vecbug.c Using built-in specs. COLLECT_GCC=3Dg++ COLLECT_LTO_WRAPPER=3D/usr/lib/gcc/x86_64-linux-gnu/4.6.1/lto-wrapper Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion=3D'Ubuntu/Linaro 4.6.1-9ubuntu3' --with-bugurl=3Dfile:///usr/share/doc/gcc-4.6/README.Bugs --enable-languages=3Dc,c++,fortran,objc,obj-c++,go --prefix=3D/usr --program-suffix=3D-4.6 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=3D/usr/lib --without-included-gettext --enable-threads=3Dposix --with-gxx-include-dir=3D/usr/include/c++/4.6 --libdir=3D/usr/lib --enable-nls --with-sysroot=3D/ --enable-clocale=3Dgnu --enable-libstdcxx-debug --enable-libstdcxx-time=3Dyes --enable-plugin --enable-objc-gc --disable-werror --with-arch-32=3Di686 --with-tune=3Dgener= ic --enable-checking=3Drelease --build=3Dx86_64-linux-gnu --host=3Dx86_64-linu= x-gnu --target=3Dx86_64-linux-gnu Thread model: posix gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3)=20 COLLECT_GCC_OPTIONS=3D'-v' '-Wall' '-Wextra' '-shared-libgcc' '-mtune=3Dgen= eric' '-march=3Dx86-64' /usr/lib/gcc/x86_64-linux-gnu/4.6.1/cc1plus -quiet -v -imultilib . -imulti= arch x86_64-linux-gnu -D_GNU_SOURCE vecbug.c -quiet -dumpbase vecbug.c -mtune=3Dgeneric -march=3Dx86-64 -auxbase vecbug -Wall -Wextra -version -fstack-protector -o /tmp/ccNwRhl7.s GNU C++ (Ubuntu/Linaro 4.6.1-9ubuntu3) version 4.6.1 (x86_64-linux-gnu) compiled by GNU C version 4.6.1, GMP version 5.0.1, MPFR version 3.0.1-= p3, MPC version 0.9 GGC heuristics: --param ggc-min-expand=3D100 --param ggc-min-heapsize=3D131= 072 ignoring nonexistent directory "/usr/local/include/x86_64-linux-gnu" ignoring nonexistent directory "/usr/lib/gcc/x86_64-linux-gnu/4.6.1/../../../../x86_64-linux-gnu/include" #include "..." search starts here: #include <...> search starts here: /usr/include/c++/4.6 /usr/include/c++/4.6/x86_64-linux-gnu/. /usr/include/c++/4.6/backward /usr/lib/gcc/x86_64-linux-gnu/4.6.1/include /usr/local/include /usr/lib/gcc/x86_64-linux-gnu/4.6.1/include-fixed /usr/include/x86_64-linux-gnu /usr/include End of search list. GNU C++ (Ubuntu/Linaro 4.6.1-9ubuntu3) version 4.6.1 (x86_64-linux-gnu) compiled by GNU C version 4.6.1, GMP version 5.0.1, MPFR version 3.0.1-= p3, MPC version 0.9 GGC heuristics: --param ggc-min-expand=3D100 --param ggc-min-heapsize=3D131= 072 Compiler executable checksum: 63a745aba0054d1605090177d8e4bbb4 vecbug.c: In function =E2=80=98int main()=E2=80=99: vecbug.c:4:5: error: invalid types =E2=80=98v4si {aka __vector(4) int}[int]= =E2=80=99 for array subscript