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Fix compiler paths for Xcode 4 when 'brewing' with --use-gcc option #6830

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Fix compiler paths for Xcode 4 when 'brewing' with --use-gcc option #6830

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6 changes: 4 additions & 2 deletions Library/Homebrew/extend/ENV.rb
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Expand Up @@ -27,8 +27,10 @@ def setup_build_environment
self['CXX'] = "#{MacOS.xcode_prefix}/usr/bin/llvm-g++"
cflags = ['-O4'] # link time optimisation baby!
elsif MACOS_VERSION >= 10.6 and self.use_gcc?
self['CC'] = "#{MacOS.xcode_prefix}/usr/bin/gcc"
self['CXX'] = "#{MacOS.xcode_prefix}/usr/bin/g++"
# Xcode 4 makes gcc and g++ #{MacOS.xcode_prefix}/usr/bin/ links to llvm versions
# so we need to use gcc-4.2 and g++-4.2 for real non-llvm compilers
self['CC'] = "#{MacOS.xcode_prefix}/usr/bin/gcc-4.2"
self['CXX'] = "#{MacOS.xcode_prefix}/usr/bin/g++-4.2"
cflags = ['-O3']
else
# If these aren't set, many formulae fail to build
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