Messages in this thread | | | Date | Thu, 6 Jul 2006 14:20:41 -0400 | From | Dave Jones <> | Subject | Re: [2.6 patch] add -Werror-implicit-function-declaration to CFLAGS |
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On Thu, Jul 06, 2006 at 06:37:28PM +0200, Adrian Bunk wrote: > Currently, using an undeclared function gives a compile warning, but it > can lead to a nasty to debug runtime stack corruptions if the prototype > of the function is different from what gcc guessed. > > With -Werror-implicit-function-declaration we are getting an immediate > compile error instead. > > Signed-off-by: Adrian Bunk <bunk@stusta.de>
I've been carrying pretty much the same patch in Fedora for months, and making sure it still builds across x86/x86-64/s390/ia64/ppc32/ppc64. It saves a lot of time when you're building a large heavily modular kernel. (like that from a distro config say)
Signed-off-by: Dave Jones <davej@redhat.com>
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