https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123445
Bug ID: 123445
Summary: [16 Regression] Cannot bootstrap on POWER with gcc
4.8.5
Product: gcc
Version: 16.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: tkoenig at gcc dot gnu.org
Target Milestone: ---
Created attachment 63252
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63252&action=edit
config.log from libcody directory
This is on cfarm112.cfarm.net.
Recent error is
checking whether the C compiler works... configure: error: in
`/home/tkoenig/trunk-bin/libcody':
configure: error: C++ compiler cannot create executables
See `config.log' for more details
powerpc64le-unknown-linux-gnu
checking host system type... GNU
checking for powerpc64le-unknown-linux-gnu-gcc... gcc -std=gnu99
powerpc64le-unknown-linux-gnu
checking for powerpc64le-unknown-linux-gnu-ar... ar
checking for powerpc64le-unknown-linux-gnu-ranlib... ranlib
checking whether to install libiberty headers and static library... no
configure: target_header_dir =
checking for powerpc64le-unknown-linux-gnu-gcc... gcc -std=gnu99
make[2]: *** [configure-stage1-libcody] Fehler 77
make[2]: *** Warte auf noch nicht beendete Prozesse...
Configure line is
../trunk/configure --prefix=$HOME --enable-languages=c,c++,fortran
Relevant lines from libcody appear to be
onfigure:2112: g++ -std=c++14 --version >&5
g++ (GCC) 4.8.5 20150623 (Red Hat 4.8.5-44)
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
g++: error: unrecognized command line option '-std=c++14'
configure:2123: $? = 0
configure:2112: g++ -std=c++14 -v >&5
Using built-in specs.
COLLECT_GCC=g++
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/ppc64le-redhat-linux/4.8.5/lto-wrapper
g++: error: unrecognized command line option '-std=c++14'
Target: ppc64le-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
--infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla
--enable-bootstrap --enable-shared --enable-threads=posix
--enable-checking=release --with-system-zlib --enable-__cxa_atexit
--disable-libunwind-exceptions --enable-gnu-unique-object
--enable-linker-build-id --with-linker-hash-style=gnu
--enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin
--enable-initfini-array --disable-libgcj
--with-isl=/builddir/build/BUILD/gcc-4.8.5-20150702/obj-ppc64le-redhat-linux/isl-install
--with-cloog=/builddir/build/BUILD/gcc-4.8.5-20150702/obj-ppc64le-redhat-linux/cloog-install
--enable-gnu-indirect-function --enable-secureplt --with-long-double-128
--enable-targets=powerpcle-linux --disable-multilib --with-cpu-64=power8
--with-tune-64=power8 --build=ppc64le-redhat-linux
Thread model: posix
gcc version 4.8.5 20150623 (Red Hat 4.8.5-44) (GCC)
configure:2123: $? = 0
configure:2112: g++ -std=c++14 -V >&5
g++: error: unrecognized command line option '-std=c++14'
g++: error: unrecognized command line option '-V'
g++: fatal error: no input files
compilation terminated.
configure:2123: $? = 4
configure:2112: g++ -std=c++14 -qversion >&5
g++: error: unrecognized command line option '-std=c++14'
g++: error: unrecognized command line option '-qversion'
g++: fatal error: no input files
compilation terminated.
configure:2123: $? = 4
configure:2143: checking whether the C++ compiler works
configure:2165: g++ -std=c++14 -g conftest.cpp >&5
g++: error: unrecognized command line option '-std=c++14'
configure:2169: $? = 1
configure:2207: result: no
configure: failed program was:
