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[Bug rtl-optimization/70625] [4.9/5 Regression] Memory exhaustion when building specific snippet at -O2
- From: "asolokha at gmx dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 12 Apr 2016 02:14:31 +0000
- Subject: [Bug rtl-optimization/70625] [4.9/5 Regression] Memory exhaustion when building specific snippet at -O2
- Auto-submitted: auto-generated
- References: <bug-70625-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70625
--- Comment #4 from Arseny Solokha <asolokha at gmx dot com> ---
1. % armv7a-hardfloat-linux-gnueabihf-gcc-4.9.3 -v
Using built-in specs.
COLLECT_GCC=armv7a-hardfloat-linux-gnueabihf-gcc-4.9.3
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/armv7a-hardfloat-linux-gnueabihf/4.9.3/lto-wrapper
Target: armv7a-hardfloat-linux-gnueabihf
Configured with:
/var/tmp/portage/cross-armv7a-hardfloat-linux-gnueabihf/gcc-4.9.3/work/gcc-4.9.3/configure
--host=x86_64-pc-linux-gnu --target=armv7a-hardfloat-linux-gnueabihf
--build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/armv7a-hardfloat-linux-gnueabihf/gcc-bin/4.9.3
--includedir=/usr/lib/gcc/armv7a-hardfloat-linux-gnueabihf/4.9.3/include
--datadir=/usr/share/gcc-data/armv7a-hardfloat-linux-gnueabihf/4.9.3
--mandir=/usr/share/gcc-data/armv7a-hardfloat-linux-gnueabihf/4.9.3/man
--infodir=/usr/share/gcc-data/armv7a-hardfloat-linux-gnueabihf/4.9.3/info
--with-gxx-include-dir=/usr/lib/gcc/armv7a-hardfloat-linux-gnueabihf/4.9.3/include/g++-v4
--with-python-dir=/share/gcc-data/armv7a-hardfloat-linux-gnueabihf/4.9.3/python
--enable-languages=c,c++ --enable-obsolete --enable-secureplt --disable-werror
--with-system-zlib --disable-nls --enable-checking=release --enable-esp
--enable-libstdcxx-time --enable-poison-system-directories
--with-sysroot=/usr/armv7a-hardfloat-linux-gnueabihf --disable-bootstrap
--enable-__cxa_atexit --enable-clocale=gnu --disable-multilib --disable-altivec
--disable-fixed-point --with-float=hard --with-arch=armv7-a --with-float=hard
--with-fpu=vfpv3-d16 --disable-libgcj --enable-libgomp --disable-libmudflap
--disable-libssp --disable-libcilkrts --disable-libquadmath --enable-lto
--with-cloog --disable-isl-version-check --enable-libsanitizer
Thread model: posix
gcc version 4.9.3
Memory hog.
2. % armv7m-softfloat-eabi-gcc-5.3.0 -v
Using built-in specs.
COLLECT_GCC=armv7m-softfloat-eabi-gcc-5.3.0
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/armv7m-softfloat-eabi/5.3.0/lto-wrapper
Target: armv7m-softfloat-eabi
Configured with:
/var/tmp/portage/cross-armv7m-softfloat-eabi/gcc-5.3.0/work/gcc-5.3.0/configure
--host=x86_64-pc-linux-gnu --target=armv7m-softfloat-eabi
--build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/armv7m-softfloat-eabi/gcc-bin/5.3.0
--includedir=/usr/lib/gcc/armv7m-softfloat-eabi/5.3.0/include
--datadir=/usr/share/gcc-data/armv7m-softfloat-eabi/5.3.0
--mandir=/usr/share/gcc-data/armv7m-softfloat-eabi/5.3.0/man
--infodir=/usr/share/gcc-data/armv7m-softfloat-eabi/5.3.0/info
--with-gxx-include-dir=/usr/lib/gcc/armv7m-softfloat-eabi/5.3.0/include/g++-v5
--with-python-dir=/share/gcc-data/armv7m-softfloat-eabi/5.3.0/python
--enable-languages=c --enable-obsolete --enable-secureplt --disable-werror
--with-system-zlib --disable-nls --enable-checking=release
--enable-poison-system-directories --disable-shared --disable-libatomic
--disable-threads --without-headers --disable-bootstrap --with-newlib
--enable-multilib --disable-altivec --disable-fixed-point --with-float=soft
--with-arch=armv7-m --with-mode=thumb --disable-libgcj --disable-libgomp
--disable-libmudflap --disable-libssp --disable-libcilkrts
--disable-libquadmath --enable-lto --with-isl --disable-isl-version-check
--disable-libsanitizer
Thread model: single
gcc version 5.3.0
Successful compilation.