[Bug c++/67291] error: 'asm' operand has impossible constraints when compiling gromacs 5.1 testsuite on PPC64 and PPC64LE with VSX SIMD

[dominik at greysector dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67291

--- Comment #1 from Dominik Mierzejewski <dominik at greysector dot net> ---
Created attachment 36227
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36227&action=edit
Preprocessed source (gzipped)

Preprocessed source generated with:

cd /builddir/build/BUILD/gromacs-5.1/src/gromacs/simd/tests && /usr/bin/c++  
-DGMX_DOUBLE -DGTEST_USE_OWN_TR1_TUPLE=1 -DHAVE_CONFIG_H
-DTEST_DATA_PATH=\"src/gromacs/simd/tests\"
-DTEST_TEMP_PATH=\"/builddir/build/BUILD/gromacs-5.1/src/gromacs/simd/tests/Testing/Temporary\"
-mvsx   -std=c++0x -O2 -g -pipe -Wall -Werror=format-security
-Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong
--param=ssp-buffer-size=4 -grecord-gcc-switches
-specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -m64  -Wundef -Wextra
-Wno-missing-field-initializers -Wpointer-arith -Wall -Wno-unused-function  
-funroll-all-loops -fexcess-precision=fast  -Wno-array-bounds  -isystem
/builddir/build/BUILD/gromacs-5.1/src/external/gmock-1.7.0/gtest/include
-isystem /builddir/build/BUILD/gromacs-5.1/src/external/gmock-1.7.0/include
-I/builddir/build/BUILD/gromacs-5.1/src/external/tng_io/include
-I/builddir/build/BUILD/gromacs-5.1/src
-I/builddir/build/BUILD/gromacs-5.1/src/external/thread_mpi/include   
-Wno-unused-variable -o CMakeFiles/simd-test.dir/simd_floatingpoint.cpp.o
-save-temps -c
/builddir/build/BUILD/gromacs-5.1/src/gromacs/simd/tests/simd_floatingpoint.cpp