commit e312163ad1349cb767cb38e64908d0dc6247b8f9
Author: Anil Madhavapeddy <anil@recoil.org>
Date:   Sun Jun 21 19:06:50 2020 +0100
Subject: [PATCH] ocaml compile with fcommon to support gcc 10

    Add `-fcommon` unconditionally to CFLAGS to fix gcc10 build
    
    Signed-off-by: Anil Madhavapeddy <anil@recoil.org>

diff --git a/configure b/configure
index 53f45f8..0609069 100755
--- a/configure
+++ b/configure
@@ -474,7 +474,7 @@ case "$ccfamily" in
 -fno-builtin-memcmp";
     internal_cflags="$gcc_warnings";;
   gcc-*)
-    common_cflags="-O2 -fno-strict-aliasing -fwrapv";
+    common_cflags="-O2 -fno-strict-aliasing -fwrapv -fcommon";
     internal_cflags="$gcc_warnings";;
   *)
     common_cflags="-O";;
-- 
2.30.0