[PATCH] remove gcc-2 checks

Remove various things which were checking for gcc-1.x and gcc-2.x compilers.

From: Adrian Bunk <bunk@stusta.de>

    Some documentation updates and removes some code paths for gcc < 3.2.

Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/byteorder/swabb.h b/include/linux/byteorder/swabb.h
index d5f2a32..ae5e5f9 100644
--- a/include/linux/byteorder/swabb.h
+++ b/include/linux/byteorder/swabb.h
@@ -77,7 +77,7 @@
 /*
  * Allow constant folding
  */
-#if defined(__GNUC__) && (__GNUC__ >= 2) && defined(__OPTIMIZE__)
+#if defined(__GNUC__) && defined(__OPTIMIZE__)
 #  define __swahw32(x) \
 (__builtin_constant_p((__u32)(x)) ? \
  ___swahw32((x)) : \