Using built-in specs.
COLLECT_GCC=/usr/local/Cellar/gcc49/4.9.3/bin/gcc-4.9
COLLECT_LTO_WRAPPER=/usr/local/Cellar/gcc49/4.9.3/libexec/gcc/x86_64-apple-darwin15.0.0/4.9.3/lto-wrapper
Target: x86_64-apple-darwin15.0.0
Configured with: ../configure --build=x86_64-apple-darwin15.0.0 --prefix=/usr/local/Cellar/gcc49/4.9.3 --libdir=/usr/local/Cellar/gcc49/4.9.3/lib/gcc/4.9 --enable-languages=c,c++,objc,obj-c++ --program-suffix=-4.9 --with-gmp=/usr/local/opt/gmp4 --with-mpfr=/usr/local/opt/mpfr2 --with-mpc=/usr/local/opt/libmpc08 --with-cloog=/usr/local/opt/cloog018 --with-isl=/usr/local/opt/isl011 --with-system-zlib --enable-libstdcxx-time=yes --enable-stage1-checking --enable-checking=release --enable-lto --with-build-config=bootstrap-debug --disable-werror --with-pkgversion='Homebrew gcc49 4.9.3' --with-bugurl=https://github.com/Homebrew/homebrew-versions/issues --enable-plugin --disable-nls --enable-multilib
Thread model: posix
gcc version 4.9.3 (Homebrew gcc49 4.9.3) 
