https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88331
Andrius Burokas <andriusspamtest at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |andriusspamtest at gmail dot
com
--- Comment #12 from Andrius Burokas <andriusspamtest at gmail dot com> ---
While trying to compile GCC trunk (commit
cea12873eeeaa7952e315626991b2e162218e134, Thu Dec 27 16:31:50 2018 +0000) on
Cygwin (CYGWIN_NT-10.0 LT04LT1279HR2 2.11.2(0.329/5/3) 2018-11-08 14:34 x86_64
Cygwin) got an ICE similar to one reported by Rainer
(https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88331#c6)
==================================
configure parameters before 'make'
==================================
andbur@LT04LT1279HR2 ~/gcc
$ ./../gcc_source/configure --build=x86_64-pc-cygwin --host=x86_64-pc-cygwin
--target=x86_64-pc-cygwin --without-libiconv-prefix --without-libintl-prefix
--enable-shared --enable-shared-libgcc --enable-static
--enable-version-specific-runtime-libs --enable-bootstrap --enable-__cxa_atexit
--with-dwarf2 --with-tune=generic
--enable-languages=c,c++,fortran,lto,objc,obj-c++ --enable-graphite
--enable-threads=posix --enable-libatomic --enable-libcilkrts --enable-libgomp
--enable-libitm --enable-libquadmath --enable-libquadmath-support
--disable-libssp --enable-libada --disable-symvers --with-gnu-ld --with-gnu-as
--without-libiconv-prefix --without-libintl-prefix --with-system-zlib
--enable-linker-build-id --with-default-libstdcxx-abi=gcc4-compatible
--enable-libstdcxx-filesystem-ts
--with-cloog-include=/usr/local/include/cloog-isl --enable-lto
--enable-checking=release
==========================================
Last few lines where the compilation broke
==========================================
libtool: compile: /home/andbur/gcc/./gcc/xgcc -B/home/andbur/gcc/./gcc/
-B/usr/local/x86_64-pc-cygwin/bin/ -B/usr/local/x86_64-pc-cygwin/lib/ -isystem
/usr/local/x86_64-pc-cygwin/include -isystem
/usr/local/x86_64-pc-cygwin/sys-include -fno-checking -DHAVE_CONFIG_H -I.
-I../.././../gcc_source/libgfortran -iquote../.././../gcc_source/libgfortran/io
-I../.././../gcc_source/libgfortran/../gcc
-I../.././../gcc_source/libgfortran/../gcc/config
-I../.././../gcc_source/libgfortran/../libquadmath -I../.././gcc
-I../.././../gcc_source/libgfortran/../libgcc -I../libgcc
-I../.././../gcc_source/libgfortran/../libbacktrace -I../libbacktrace
-I../libbacktrace -std=gnu11 -Wall -Wstrict-prototypes -Wmissing-prototypes
-Wold-style-definition -Wextra -Wwrite-strings
-Werror=implicit-function-declaration -Werror=vla -fcx-fortran-rules
-ffunction-sections -fdata-sections -ffast-math -ftree-vectorize -funroll-loops
--param max-unroll-times=4 -g -O2 -MT matmul_i4.lo -MD -MP -MF
.deps/matmul_i4.Tpo -c ../.././../gcc_source/libgfortran/generated/matmul_i4.c
-DDLL_EXPORT -DPIC -o .libs/matmul_i4.o
during RTL pass: postreload
../.././../gcc_source/libgfortran/generated/matmul_i4.c: In function
‘matmul_i4_avx2’:
../.././../gcc_source/libgfortran/generated/matmul_i4.c:1210:1: internal
compiler error: in reload_combine_note_use, at postreload.c:1547
1210 | }
| ^
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[3]: *** [Makefile:4194: matmul_i4.lo] Error 1
make[3]: Leaving directory '/home/andbur/gcc/x86_64-pc-cygwin/libgfortran'
make[2]: *** [Makefile:1562: all] Error 2
make[2]: Leaving directory '/home/andbur/gcc/x86_64-pc-cygwin/libgfortran'
make[1]: *** [Makefile:18695: all-target-libgfortran] Error 2
make[1]: Leaving directory '/home/andbur/gcc'
make: *** [Makefile:988: all] Error 2
