From 39630716d78c27714aa1827a92f12c29f2ab66fd Mon Sep 17 00:00:00 2001
From: "yann.collet.73@gmail.com"
 <yann.collet.73@gmail.com@650e7d94-2a16-8b24-b05c-7c0b3f6821cd>
Date: Fri, 9 Dec 2011 13:59:59 +0000
Subject: Endianess correction

git-svn-id: https://lz4.googlecode.com/svn/trunk@42 650e7d94-2a16-8b24-b05c-7c0b3f6821cd
---
 Makefile |  4 ++--
 lz4.c    | 12 ++++++++++++
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 06e4d9e..bd0a567 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,10 @@
 all: lz4demo64 lz4demo32 
 
 lz4demo64: lz4.c lz4.h lz4demo.c
-	gcc      -g -O3 -I. -std=c99 -Wall -W lz4.c lz4demo.c -o lz4demo64.exe
+	gcc      -g -O3 -I. -std=c99 -Wall -W -Wno-implicit-function-declaration lz4.c lz4demo.c -o lz4demo64.exe
 
 lz4demo32: lz4.c lz4.h lz4demo.c
-	gcc -m32 -g -O3 -I. -std=c99 -Wall -W lz4.c lz4demo.c -o lz4demo32.exe
+	gcc -m32 -g -O3 -I. -std=c99 -Wall -W -Wno-implicit-function-declaration lz4.c lz4demo.c -o lz4demo32.exe
 
 clean:
 	rm -f core *.o lz4demo32.exe lz4demo64.exe
diff --git a/lz4.c b/lz4.c
index 92fe61a..8041552 100644
--- a/lz4.c
+++ b/lz4.c
@@ -230,9 +230,15 @@ _next_match:
 		anchor = ip;
 		while (ip<matchlimit-3)
 		{
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
 			int diff = A32(ref) ^ A32(ip);
 			if (!diff) { ip+=4; ref+=4; continue; }
 			ip += DeBruijnBytePos[((U32)((diff & -diff) * 0x077CB531U)) >> 27];
+#else
+			if (A32(ref) == A32(ip)) { ip+=4; ref+=4; continue; }
+			if (A16(ref) == A16(ip)) { ip+=2; ref+=2; }
+			if (*ref == *ip) ip++;
+#endif
 			goto _endCount;
 		}
 		if ((ip<(matchlimit-1)) && (A16(ref) == A16(ip))) { ip+=2; ref+=2; }
@@ -371,9 +377,15 @@ _next_match:
 		anchor = ip;
 		while (ip<matchlimit-3)
 		{
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
 			int diff = A32(ref) ^ A32(ip);
 			if (!diff) { ip+=4; ref+=4; continue; }
 			ip += DeBruijnBytePos[((U32)((diff & -diff) * 0x077CB531U)) >> 27];
+#else
+			if (A32(ref) == A32(ip)) { ip+=4; ref+=4; continue; }
+			if (A16(ref) == A16(ip)) { ip+=2; ref+=2; }
+			if (*ref == *ip) ip++;
+#endif
 			goto _endCount;
 		}
 		if ((ip<(matchlimit-1)) && (A16(ref) == A16(ip))) { ip+=2; ref+=2; }
-- 
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