Also ensure correct OSX compiler flags in PyArrow

python/conda.recipe/build.sh

@@ -6,6 +6,19 @@ export ARROW_HOME=$PREFIX
 
 cd $RECIPE_DIR
 
+if [ "$(uname)" == "Darwin" ]; then
+  # C++11 finagling for Mac OSX
+  export CC=clang
+  export CXX=clang++
+  export MACOSX_VERSION_MIN="10.7"
+  CXXFLAGS="${CXXFLAGS} -mmacosx-version-min=${MACOSX_VERSION_MIN}"
+  CXXFLAGS="${CXXFLAGS} -stdlib=libc++ -std=c++11"
+  export LDFLAGS="${LDFLAGS} -mmacosx-version-min=${MACOSX_VERSION_MIN}"
+  export LDFLAGS="${LDFLAGS} -stdlib=libc++ -std=c++11"
+  export LINKFLAGS="${LDFLAGS}"
+  export MACOSX_DEPLOYMENT_TARGET=10.7
+fi
+
 echo Setting the compiler...
 if [ `uname` == Linux ]; then
   EXTRA_CMAKE_ARGS=-DCMAKE_SHARED_LINKER_FLAGS=-static-libstdc++