From 00afb11fc0a9282d7e2cbc51cd1c65bf1b79a5ae Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 10 May 2007 20:15:11 +0000 Subject: Redefine __nonnull so that test for incorrect parameters in the libc code itself are not omitted. --- include/sys/cdefs.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include') diff --git a/include/sys/cdefs.h b/include/sys/cdefs.h index 8ba980477d..cd0750b452 100644 --- a/include/sys/cdefs.h +++ b/include/sys/cdefs.h @@ -2,6 +2,12 @@ #include +/* The compiler will optimize based on the knowledge the parameter is + not NULL. This will omit tests. A robust implementation cannot allow + this so when compiling glibc itself we ignore this attribute. */ +#undef __nonnull +#define __nonnull(params) + extern void __chk_fail (void) __attribute__ ((__noreturn__)); libc_hidden_proto (__chk_fail) rtld_hidden_proto (__chk_fail) -- cgit 1.4.1