From a227a6b29eec3cb648ef0a9cc514f9f7b817bd07 Mon Sep 17 00:00:00 2001
From: Tao Liu <vladimir.liu@gmail.com>
Date: Wed, 10 Apr 2024 09:38:06 -0400
Subject: [PATCH] #637 -O3 replaces -Ofast

---
 setup.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/setup.py b/setup.py
index e7028022..c15f468c 100644
--- a/setup.py
+++ b/setup.py
@@ -54,9 +54,7 @@ def main():
     numpy_include_dir = [ numpy.get_include() ]
 
     # CFLAG
-    # I intend to use -Ofast, however if gcc version < 4.6, this option is unavailable so...
-    # should I care about old gcc compiler?...
-    extra_c_args = ["-w","-Ofast", "-g0"] # for C, -Ofast implies -O3 and -ffast-math
+    extra_c_args = ["-w","-O3", "-g0"]
 
     # CFLAG for fermi-lite related codes
     clang = False