From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27528 invoked by alias); 30 Dec 2009 21:10:26 -0000 Received: (qmail 27483 invoked by uid 48); 30 Dec 2009 21:10:12 -0000 Date: Wed, 30 Dec 2009 21:10:00 -0000 Message-ID: <20091230211012.27482.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/42558] [4.5 Regression] miscompilation related to -floop-block In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jv244 at cam dot ac dot uk" 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: 2009-12/txt/msg02835.txt.bz2 ------- Comment #2 from jv244 at cam dot ac dot uk 2009-12-30 21:10 ------- full version details: > gfortran -v -floop-block -O2 -funroll-loops -ffast-math bug.f90 Driving: gfortran -v -floop-block -O2 -funroll-loops -ffast-math bug.f90 -lgfortran -lm -shared-libgcc Using built-in specs. COLLECT_GCC=gfortran COLLECT_LTO_WRAPPER=/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: /data03/vondele/gcc_trunk/gcc/configure --disable-bootstrap --prefix=/data03/vondele/gcc_trunk/build --enable-languages=c,c++,fortran --disable-multilib --with-ppl=/data03/vondele/gcc_trunk/build/ --with-cloog=/data03/vondele/gcc_trunk/build/ --with-libelf=/data03/vondele/libelf-0.8.12/build/ --enable-gold --enable-lto --enable-plugins Thread model: posix gcc version 4.5.0 20091229 (experimental) [trunk revision 155502] (GCC) COLLECT_GCC_OPTIONS='-v' '-floop-block' '-O2' '-funroll-loops' '-ffast-math' '-shared-libgcc' '-mtune=generic' /data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/f951 bug.f90 -quiet -dumpbase bug.f90 -mtune=generic -auxbase bug -O2 -version -floop-block -funroll-loops -ffast-math -fintrinsic-modules-path /data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/finclude -o /tmp/ccVuGyWl.s GNU Fortran (GCC) version 4.5.0 20091229 (experimental) [trunk revision 155502] (x86_64-unknown-linux-gnu) compiled by GNU C version 4.3.1 20080507 (prerelease) [gcc-4_3-branch revision 135036], GMP version 4.2.4, MPFR version 2.4.1, MPC version 0.8 GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 GNU Fortran (GCC) version 4.5.0 20091229 (experimental) [trunk revision 155502] (x86_64-unknown-linux-gnu) compiled by GNU C version 4.3.1 20080507 (prerelease) [gcc-4_3-branch revision 135036], GMP version 4.2.4, MPFR version 2.4.1, MPC version 0.8 GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 COLLECT_GCC_OPTIONS='-v' '-floop-block' '-O2' '-funroll-loops' '-ffast-math' '-shared-libgcc' '-mtune=generic' as -V -Qy -o /tmp/cc84OG4d.o /tmp/ccVuGyWl.s GNU assembler version 2.18.50 (x86_64-suse-linux) using BFD version (GNU Binutils; openSUSE 11.0) 2.18.50.20080409-11.1 COMPILER_PATH=/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/:/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/:/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/:/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/:/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/ LIBRARY_PATH=/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/:/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../../../lib64/:/lib/../lib64/:/usr/lib/../lib64/:/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../../:/lib/:/usr/lib/ COLLECT_GCC_OPTIONS='-v' '-floop-block' '-O2' '-funroll-loops' '-ffast-math' '-shared-libgcc' '-mtune=generic' /data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/collect2 --eh-frame-hdr -m elf_x86_64 -dynamic-linker /lib64/ld-linux-x86-64.so.2 /usr/lib/../lib64/crt1.o /usr/lib/../lib64/crti.o /data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/crtbegin.o -L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0 -L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../../../lib64 -L/lib/../lib64 -L/usr/lib/../lib64 -L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../.. /tmp/cc84OG4d.o -lgfortran -lm -lgcc_s -lgcc -lc -lgcc_s -lgcc /data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/crtfastmath.o /data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/crtend.o /usr/lib/../lib64/crtn.o -- jv244 at cam dot ac dot uk changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |spop at gcc dot gnu dot org Priority|P3 |P2 Target Milestone|--- |4.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42558