% gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=c:/strawberry/c/bin/../libexec/gcc/x86_64-w64-mingw32/4.6.3/lto-wrapper.exe Target: x86_64-w64-mingw32 Configured with: ../../../src/gcc-4.6.3/configure --build=x86_64-w64-mingw32 --target=x86_64-w64-mingw32 --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libgomp --enable-lto --enable-bootstrap --enable-checking=release --enable-version-specific-runtime-libs --disable-multilib --disable-nls --disable-win32-registry --disable-werror --with-pkgversion='gcc-4.6.3 release with patches [build 201 20411 by perlmingw.sf.net]' --with-sysroot=/gccbuild/prefix/mingw64 --with-gmp=/gccbuild/prefix/mingw64 --with-mpfr=/gccbuild/prefix/mingw64 --with-mpc=/gccbuild/prefix/mingw64 --with-ppl=/gccbuild/pr efix/mingw64 --with-cloog=/gccbuild/prefix/mingw64 --with-bugurl=http://mingwfp.znix.com --with-gnu-ld --prefix=/gccbuild/prefix/mingw64 --with-local-prefix=/gccbuild/prefix/mingw64 --with-libiconv-pr efix=/gccbuild/prefix/mingw64 Thread model: win32 gcc version 4.6.3 (gcc-4.6.3 release with patches [build 20120411 by perlmingw.sf.net])