[PATCH] kbuild: Set NOSTDINC_FLAGS late to speed up compile (a little)
authorSam Ravnborg <sam@ravnborg.org>
Sat, 30 Apr 2005 23:51:42 +0000 (16:51 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Sat, 30 Apr 2005 23:51:42 +0000 (16:51 -0700)
commite8e6993178344eb348f60f05b16d9dc30db3b9cf
treeddb7d643d247c1f7650245794433b7c1eec92331
parentb3d9ae4b98f6d28481d4d4b768d860a2cfb5805d
[PATCH] kbuild: Set NOSTDINC_FLAGS late to speed up compile (a little)

Move definition of NOSTDINC_FLAGS below inclusion of arch Makefile, so
any arch specific settings to $(CC) takes effect before looking up the
compiler include directory.

The previous solution that replaced ':=' with '=' caused gcc to be
invoked one additional time for each directory visited.

This decreases kernel compile time with 0.1 second (3.6 -> 3.5 seconds) when
running make on a fully built kernel

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Makefile