<div dir="ltr"><div class="gmail_extra">This is my gcc setup:</div><div class="gmail_extra"><br></div><div class="gmail_extra"><div class="gmail_extra">$ gcc -v</div><div class="gmail_extra">Using built-in specs.</div><div class="gmail_extra">COLLECT_GCC=gcc</div><div class="gmail_extra">COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-pc-msys/4.9.2/lto-wrapper.exe</div><div class="gmail_extra">Target: x86_64-pc-msys</div><div class="gmail_extra">Configured with: /build2/gcc/src/gcc-4.9.2/configure --build=x86_64-pc-msys --prefix=/usr --libexecdir=/usr/lib --enable-bootstrap --enable-shared --enable-shared-libgcc --enable-static --enable-version-specific-runtime-libs --with-arch=x86-64 --disable-multilib --with-tune=generic --enable-__cxa_atexit --with-dwarf2 --enable-languages=c,c++,fortran,lto --enable-graphite --enable-threads=posix --enable-libatomic --enable-libgomp --disable-libitm --enable-libquadmath --enable-libquadmath-support --enable-libssp --disable-win32-registry --disable-symvers --with-gnu-ld --with-gnu-as --disable-isl-version-check --enable-checking=release --without-libiconv-prefix --without-libintl-prefix --with-system-zlib</div><div class="gmail_extra">Thread model: posix</div><div class="gmail_extra">gcc version 4.9.2 (GCC)</div><div><br></div><div>It looks like 64-bit.</div><div><br></div><div>m.</div></div></div>