blob: 70723f2d080aad64e833f7d8e620e0c106879eaa [file] [log] [blame]
From 3d3fce9b8b927a817b89dd78a60b5cf7d978f64c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Tue, 16 Sep 2014 12:28:47 +0300
Subject: [PATCH 4/4] Remove clang unsupported compiler flags
---
configure.ac | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
--- a/configure.ac
+++ b/configure.ac
@@ -124,70 +124,7 @@ done
if test "$GCC" = yes
then
- if test -z "$arch"
- then
- case "$host" in
- i386-*) ;;
- i?86-*) arch="-march=i486" ;;
- arm*-empeg-*) arch="-march=armv4 -mtune=strongarm1100" ;;
- armv4*-*) arch="-march=armv4 -mtune=strongarm" ;;
- powerpc-*) ;;
- mips*-agenda-*) arch="-mcpu=vr4100" ;;
- mips*-luxsonor-*) arch="-mips1 -mcpu=r3000 -Wa,-m4010" ;;
- esac
- fi
-
- case "$optimize" in
- -O|"-O "*)
- optimize="-O"
- optimize="$optimize -fforce-addr"
- : #x optimize="$optimize -finline-functions"
- : #- optimize="$optimize -fstrength-reduce"
- optimize="$optimize -fthread-jumps"
- optimize="$optimize -fcse-follow-jumps"
- optimize="$optimize -fcse-skip-blocks"
- : #x optimize="$optimize -frerun-cse-after-loop"
- : #x optimize="$optimize -frerun-loop-opt"
- : #x optimize="$optimize -fgcse"
- optimize="$optimize -fexpensive-optimizations"
- optimize="$optimize -fregmove"
- : #* optimize="$optimize -fdelayed-branch"
- : #x optimize="$optimize -fschedule-insns"
- optimize="$optimize -fschedule-insns2"
- : #? optimize="$optimize -ffunction-sections"
- : #? optimize="$optimize -fcaller-saves"
- : #> optimize="$optimize -funroll-loops"
- : #> optimize="$optimize -funroll-all-loops"
- : #x optimize="$optimize -fmove-all-movables"
- : #x optimize="$optimize -freduce-all-givs"
- : #? optimize="$optimize -fstrict-aliasing"
- : #* optimize="$optimize -fstructure-noalias"
-
- case "$host" in
- arm*-*)
- optimize="$optimize -fstrength-reduce"
- ;;
- mips*-*)
- optimize="$optimize -fstrength-reduce"
- optimize="$optimize -finline-functions"
- ;;
- i?86-*)
- optimize="$optimize -fstrength-reduce"
- ;;
- powerpc-apple-*)
- # this triggers an internal compiler error with gcc2
- : #optimize="$optimize -fstrength-reduce"
-
- # this is really only beneficial with gcc3
- : #optimize="$optimize -finline-functions"
- ;;
- *)
- # this sometimes provokes bugs in gcc 2.95.2
- : #optimize="$optimize -fstrength-reduce"
- ;;
- esac
- ;;
- esac
+ optimize="-O2"
fi
case "$host" in