[PATCH] Add -Winline

[Andi Kleen]

Add -Winline by default. This makes the compiler warn when something
marked inline is not getting inlined. This is often because the 

It should only make a difference with gcc 3.4, because in earlier
compilers we use always_inline and not inlining with always_inline
is an error already.

--- linux-34/Makefile-o	2004-01-09 09:27:08.000000000 +0100
+++ linux-34/Makefile	2004-01-14 09:36:18.172866544 +0100
@@ -448,6 +449,9 @@
 # warn about C99 declaration after statement
 CFLAGS += $(call check_gcc,-Wdeclaration-after-statement,)
 
+# warn about impossible inlines
+CFLAGS += $(call check_gcc,-Winline,)
+
 #
 # INSTALL_PATH specifies where to place the updated kernel and system map
 # images.  Uncomment if you want to place them anywhere other than root.
-
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