Merge pull request #325 from thesamesam/cflags

Don't duplicate CFLAGS

Author: jaraco

distutils/sysconfig.py

@@ -341,7 +341,6 @@ def customize_compiler(compiler):
  ldshared = _add_flags(ldshared, 'LD')
  ldcxxshared = _add_flags(ldcxxshared, 'LD')
  cflags = os.environ.get('CFLAGS', cflags)
- cflags = _add_flags(cflags, 'C')
  ldshared = _add_flags(ldshared, 'C')
  cxxflags = os.environ.get('CXXFLAGS', cxxflags)
  ldcxxshared = _add_flags(ldcxxshared, 'CXX')

distutils/tests/test_sysconfig.py

@@ -130,11 +130,9 @@ def test_customize_compiler(self):
  comp = self.customize_compiler()
  assert comp.exes['archiver'] == 'env_ar --env-arflags'
  assert comp.exes['preprocessor'] == 'env_cpp --env-cppflags'
- assert (
- comp.exes['compiler'] == 'env_cc --env-cflags --env-cflags --env-cppflags'
- )
+ assert comp.exes['compiler'] == 'env_cc --env-cflags --env-cppflags'
  assert comp.exes['compiler_so'] == (
- 'env_cc --env-cflags --env-cflags --env-cppflags --sc-ccshared'
+ 'env_cc --env-cflags --env-cppflags --sc-ccshared'
  )
  assert (
  comp.exes['compiler_cxx']