From d429cfc774638da98338dfae3e23c7964a446a1a Mon Sep 17 00:00:00 2001
From: "Kevin M. Rosenberg" <kevin@rosenberg.net>
Date: Tue, 20 Mar 2018 21:50:52 -0600
Subject: [PATCH] Use -O4 optimization

---
 configure.ac | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 80b0484..3136795 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,6 +46,9 @@ AC_PROG_RANLIB
 
 AC_PROG_CC
 AC_PROG_CXX
+CFLAGS=""
+CXXFLAGS=""
+
 AC_C_BIGENDIAN
 
 AC_PATH_PROG(wxconfig,wx-config)
@@ -182,7 +185,7 @@ if test "$debug" = "true" ; then
   CFLAGS="$CFLAGS -g -O0 -DDEBUG"
   AC_DEFINE(DEBUG,1,[turn on debugging])
 else
-  CFLAGS="$CFLAGS -O2 -DNDEBUG -fomit-frame-pointer"
+  CFLAGS="$CFLAGS -g -O4 -DNDEBUG -fomit-frame-pointer"
   AC_DEFINE(NDEBUG,1,[no debugging])
 fi
 
-- 
2.34.1