Add -mno-avx512f flag only if compiler supports this

Makefile

@@ -1,4 +1,11 @@
-CFLAGS ?=   -march=native -O3 -mno-avx512f
+CFLAGS ?=   -march=native -O3
+
+# Function to check if compiler supports a flag
+# returns flag if flag is supported, otherwise empty string
+check_cflag = $(shell echo "int main(){}" | $(CC) -x c - $(1) -o /dev/null >/dev/null 2>&1 && echo $(1))
+
+# Try to add flags only if supported
+CFLAGS += $(call check_cflag,-mno-avx512f)
 
 # The following conditional statement appends "-std=gnu99" to CFLAGS when the
 # compiler does not define __STDC_VERSION__.  The idea is that many older

setup.py

@@ -9,14 +9,15 @@
 
 
 def readme():
-    with open(os.path.join(here, 'README.md'), 'r', 'utf-8') as f:
+    with open(os.path.join(here, "README.md"), "r", "utf-8") as f:
         return f.read()
 
 
 class CustomDevelop(develop.develop, object):
     """
     Class needed for "pip install -e ."
     """
+
     def run(self):
         subprocess.check_call("make lib", shell=True)
         super(CustomDevelop, self).run()
@@ -26,27 +27,28 @@ class CustomBuildPy(build_py.build_py, object):
     """
     Class needed for "pip install ransac"
     """
+
     def run(self):
         super(CustomBuildPy, self).run()
         subprocess.check_call("make lib", shell=True)
         subprocess.check_call("cp -r lib build/lib/", shell=True)
 
 
-
-requirements = ['numpy']
-
-extras_require = {'test': ['pytest']}
-
-setup(name="ransac",
-      version="1.0.4",
-      description="Python wrapper of Enric Meinhardt's RANSAC implementation",
-      long_description=readme(),
-      long_description_content_type="text/markdown",
-      url="https://github.com/cmla/ransac",
-      author="Carlo de Franchis",
-      author_email="carlo.de-franchis@ens-cachan.fr",
-      py_modules=["ransac"],
-      install_requires=requirements,
-      extras_require=extras_require,
-      cmdclass={'develop': CustomDevelop,
-                'build_py': CustomBuildPy})
+requirements = ["numpy"]
+
+extras_require = {"test": ["pytest"]}
+
+setup(
+    name="ransac",
+    version="1.0.5",
+    description="Python wrapper of Enric Meinhardt's RANSAC implementation",
+    long_description=readme(),
+    long_description_content_type="text/markdown",
+    url="https://github.com/cmla/ransac",
+    author="Carlo de Franchis",
+    author_email="carlo.de-franchis@ens-cachan.fr",
+    py_modules=["ransac"],
+    install_requires=requirements,
+    extras_require=extras_require,
+    cmdclass={"develop": CustomDevelop, "build_py": CustomBuildPy},
+)