Revert "BLD: Fix code checking for old GCC on cygwin."

DWesl · charris · commit 8fc9a9f289f0 · 2020-12-31T16:21:49.000-07:00
This reverts commit d9c21bb. Replaced by numpy#17548.
diff --git a/setup.py b/setup.py
@@ -211,7 +211,7 @@ def _gcc_version_less_than(obj, test_version):
                     [cc, "-dumpversion"],
                     stdout=subprocess.PIPE,
                 )
-                ver = LooseVersion(out.stdout.strip().decode("ascii"))
+                ver = LooseVersion(out.stdout.strip())
                 gcc_version_lt_provided = ver < test_version
         return gcc_version_lt_provided
 
@@ -244,7 +244,7 @@ def build_extension(self, ext):
             if _needs_gcc_c99_flag(self):
                 if '-std=c99' not in ext.extra_compile_args:
                     ext.extra_compile_args.append('-std=c99')
-            if _is_old_gcc_on_cygwin(self):
+            if _is_old_gcc_on_cygwin(self, ext):
                 if '-ffixed-xmm' not in ext.extra_compile_args:
                     ext.extra_compile_args.append(
                         '-fno-asynchronous-unwind-tables '
