http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46340
Summary: internal compiler error: Segmentation fault building LAPACK 3.1.1 Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassig...@gcc.gnu.org ReportedBy: jeff.scie...@gmail.com Created attachment 22305 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22305 the source file which induces the error GotoBLAS2-1.13/lapack-3.1.1/SRC> gfortran-4.6 -v -save-temps -O2 -m128bit-long-double -Wall -m64 -fdefault-integer-8 -fPIC -c sgesvd.f -o sgesvd.o Using built-in specs. COLLECT_GCC=gfortran-4.6 COLLECT_LTO_WRAPPER=/usr/lib64/gcc/x86_64-suse-linux/4.6/lto-wrapper Target: x86_64-suse-linux Configured with: ../configure --prefix=/usr --infodir=/usr/share/info --mandir=/usr/share/man --libdir=/usr/lib64 --libexecdir=/usr/lib64 --enable-languages=c,c++,objc,fortran,obj-c++,java,ada --enable-checking=release --with-gxx-include-dir=/usr/include/c++/4.6 --enable-ssp --disable-libssp --disable-plugin --with-bugurl=http://bugs.opensuse.org/ --with-pkgversion='SUSE Linux' --disable-libgcj --disable-libmudflap --with-slibdir=/lib64 --with-system-zlib --enable-__cxa_atexit --enable-libstdcxx-allocator=new --disable-libstdcxx-pch --enable-version-specific-runtime-libs --program-suffix=-4.6 --enable-linux-futex --without-system-libunwind --enable-gold --with-plugin-ld=/usr/bin/gold --with-arch-32=i586 --with-tune=generic --build=x86_64-suse-linux Thread model: posix gcc version 4.6.0 20100831 [trunk revision 163668] (SUSE Linux) COLLECT_GCC_OPTIONS='-v' '-save-temps' '-O2' '-m128bit-long-double' '-Wall' '-m64' '-fdefault-integer-8' '-fPIC' '-c' '-o' 'sgesvd.o' '-mtune=generic' '-march=x86-64' /usr/lib64/gcc/x86_64-suse-linux/4.6/f951 sgesvd.f -ffixed-form -quiet -dumpbase sgesvd.f -m128bit-long-double -m64 -mtune=generic -march=x86-64 -auxbase-strip sgesvd.o -O2 -Wall -version -fdefault-integer-8 -fPIC -fintrinsic-modules-path /usr/lib64/gcc/x86_64-suse-linux/4.6/finclude -o sgesvd.s GNU Fortran (SUSE Linux) version 4.6.0 20100831 [trunk revision 163668] (x86_64-suse-linux) compiled by GNU C version 4.6.0 20100831 [trunk revision 163668], GMP version 4.2.3, MPFR version 2.3.2, MPC version 0.8.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 GNU Fortran (SUSE Linux) version 4.6.0 20100831 [trunk revision 163668] (x86_64-suse-linux) compiled by GNU C version 4.6.0 20100831 [trunk revision 163668], GMP version 4.2.3, MPFR version 2.3.2, MPC version 0.8.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 sgesvd.f:542.21: WORK( 1 ) = MAXWRK 1 Warning: Possible change of value in conversion from INTEGER(8) to REAL(4) at (1) sgesvd.f:3396.18: WORK( 1 ) = MAXWRK 1 Warning: Possible change of value in conversion from INTEGER(8) to REAL(4) at (1) sgesvd.f: In function ‘sgesvd’: sgesvd.f:145:0: warning: ‘wrkbl’ may be used uninitialized in this function [-Wuninitialized] sgesvd.f:586:0: warning: ‘mnthr’ may be used uninitialized in this function [-Wuninitialized] sgesvd.f:142:0: warning: ‘bdspac’ may be used uninitialized in this function [-Wuninitialized] sgesvd.f:1:0: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <http://bugs.opensuse.org/> for instructions.