1From 3d3fce9b8b927a817b89dd78a60b5cf7d978f64c Mon Sep 17 00:00:00 2001
2From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
3Date: Tue, 16 Sep 2014 12:28:47 +0300
4Subject: [PATCH 4/4] Remove clang unsupported compiler flags
5
6---
7 configure.ac | 12 ++++++------
8 1 file changed, 6 insertions(+), 6 deletions(-)
9
10--- a/configure.ac
11+++ b/configure.ac
12@@ -124,70 +124,7 @@ done
13
14 if test "$GCC" = yes
15 then
16-    if test -z "$arch"
17-    then
18-	case "$host" in
19-	    i386-*)           ;;
20-	    i?86-*)           arch="-march=i486" ;;
21-	    arm*-empeg-*)     arch="-march=armv4 -mtune=strongarm1100" ;;
22-	    armv4*-*)         arch="-march=armv4 -mtune=strongarm" ;;
23-	    powerpc-*)        ;;
24-	    mips*-agenda-*)   arch="-mcpu=vr4100" ;;
25-	    mips*-luxsonor-*) arch="-mips1 -mcpu=r3000 -Wa,-m4010" ;;
26-	esac
27-    fi
28-
29-    case "$optimize" in
30-	-O|"-O "*)
31-	    optimize="-O"
32-	    optimize="$optimize -fforce-addr"
33-	    : #x optimize="$optimize -finline-functions"
34-	    : #- optimize="$optimize -fstrength-reduce"
35-	    optimize="$optimize -fthread-jumps"
36-	    optimize="$optimize -fcse-follow-jumps"
37-	    optimize="$optimize -fcse-skip-blocks"
38-	    : #x optimize="$optimize -frerun-cse-after-loop"
39-	    : #x optimize="$optimize -frerun-loop-opt"
40-	    : #x optimize="$optimize -fgcse"
41-	    optimize="$optimize -fexpensive-optimizations"
42-	    optimize="$optimize -fregmove"
43-	    : #* optimize="$optimize -fdelayed-branch"
44-	    : #x optimize="$optimize -fschedule-insns"
45-	    optimize="$optimize -fschedule-insns2"
46-	    : #? optimize="$optimize -ffunction-sections"
47-	    : #? optimize="$optimize -fcaller-saves"
48-	    : #> optimize="$optimize -funroll-loops"
49-	    : #> optimize="$optimize -funroll-all-loops"
50-	    : #x optimize="$optimize -fmove-all-movables"
51-	    : #x optimize="$optimize -freduce-all-givs"
52-	    : #? optimize="$optimize -fstrict-aliasing"
53-	    : #* optimize="$optimize -fstructure-noalias"
54-
55-	    case "$host" in
56-		arm*-*)
57-		    optimize="$optimize -fstrength-reduce"
58-		    ;;
59-		mips*-*)
60-		    optimize="$optimize -fstrength-reduce"
61-		    optimize="$optimize -finline-functions"
62-		    ;;
63-		i?86-*)
64-		    optimize="$optimize -fstrength-reduce"
65-		    ;;
66-		powerpc-apple-*)
67-		    # this triggers an internal compiler error with gcc2
68-		    : #optimize="$optimize -fstrength-reduce"
69-
70-		    # this is really only beneficial with gcc3
71-		    : #optimize="$optimize -finline-functions"
72-		    ;;
73-		*)
74-		    # this sometimes provokes bugs in gcc 2.95.2
75-		    : #optimize="$optimize -fstrength-reduce"
76-		    ;;
77-	    esac
78-	    ;;
79-    esac
80+	optimize="-O2"
81 fi
82
83 case "$host" in
84