Available commands:

arm-none-eabi-addr2line   arm-none-eabi-gcc-7.3.1   arm-none-eabi-ld.bfd
arm-none-eabi-ar          arm-none-eabi-gcc-ar      arm-none-eabi-nm
arm-none-eabi-as          arm-none-eabi-gcc-nm      arm-none-eabi-objcopy
arm-none-eabi-c++         arm-none-eabi-gcc-ranlib  arm-none-eabi-objdump
arm-none-eabi-c++filt     arm-none-eabi-gcov        arm-none-eabi-ranlib
arm-none-eabi-cpp         arm-none-eabi-gcov-dump   arm-none-eabi-readelf
arm-none-eabi-elfedit     arm-none-eabi-gcov-tool   arm-none-eabi-size
arm-none-eabi-g++         arm-none-eabi-gprof       arm-none-eabi-strings
arm-none-eabi-gcc         arm-none-eabi-ld          arm-none-eabi-strip

$ arm-none-eabi-g++ -v
Using built-in specs.
COLLECT_GCC=arm-none-eabi-g++
COLLECT_LTO_WRAPPER=/usr/lib/gcc/arm-none-eabi/7.3.1/lto-wrapper
Target: arm-none-eabi
Configured with: ../configure --build=arm-linux-gnueabihf --prefix=/usr --includedir='/usr/lib/include' --mandir='/usr/lib/share/man' --infodir='/usr/lib/share/info' --sysconfdir=/etc --localstatedir=/var --disable-silent-rules --libdir='/usr/lib/lib/arm-linux-gnueabihf' --libexecdir='/usr/lib/lib/arm-linux-gnueabihf' --disable-maintainer-mode --disable-dependency-tracking --mandir=/usr/share/man --enable-languages=c,c++,lto --enable-multilib --disable-decimal-float --disable-libffi --disable-libgomp --disable-libmudflap --disable-libquadmath --disable-libssp --disable-libstdcxx-pch --disable-nls --disable-shared --disable-threads --disable-tls --build=arm-linux-gnueabihf --target=arm-none-eabi --with-system-zlib --with-gnu-as --with-gnu-ld --with-pkgversion=15:7-2018-q2-6 --without-included-gettext --prefix=/usr/lib --infodir=/usr/share/doc/gcc-arm-none-eabi/info --htmldir=/usr/share/doc/gcc-arm-none-eabi/html --pdfdir=/usr/share/doc/gcc-arm-none-eabi/pdf --bindir=/usr/bin --libexecdir=/usr/lib --libdir=/usr/lib --disable-libstdc++-v3 --host=arm-linux-gnueabihf --with-headers=no --without-newlib --with-multilib-list=rmprofile CFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' CPPFLAGS='-Wdate-time -D_FORTIFY_SOURCE=2' CXXFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' FCFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' FFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' GCJFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' LDFLAGS=-Wl,-z,relro OBJCFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' OBJCXXFLAGS='-g -O2 -fdebug-prefix-map=/build/gcc-arm-none-eabi-glcAvX/gcc-arm-none-eabi-7-2018-q2=. -fstack-protector-strong' INHIBIT_LIBC_CFLAGS=-DUSE_TM_CLONE_REGISTRY=0 AR_FOR_TARGET=arm-none-eabi-ar AS_FOR_TARGET=arm-none-eabi-as LD_FOR_TARGET=arm-none-eabi-ld NM_FOR_TARGET=arm-none-eabi-nm OBJDUMP_FOR_TARGET=arm-none-eabi-objdump RANLIB_FOR_TARGET=arm-none-eabi-ranlib READELF_FOR_TARGET=arm-none-eabi-readelf STRIP_FOR_TARGET=arm-none-eabi-strip
Thread model: single
gcc version 7.3.1 20180622 (release) [ARM/embedded-7-branch revision 261907] (15:7-2018-q2-6)