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| author | Ulrich Drepper <drepper@redhat.com> | 2007-05-10 20:15:11 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-05-10 20:15:11 +0000 |
| commit | 00afb11fc0a9282d7e2cbc51cd1c65bf1b79a5ae (patch) | |
| tree | e97f119f1d4854f3ef629401b5b3db763367ef4a /include/sys | |
| parent | 7d29b542a839aec5621f9159a6eb09c4a684b0c4 (diff) | |
| download | glibc-00afb11fc0a9282d7e2cbc51cd1c65bf1b79a5ae.zip glibc-00afb11fc0a9282d7e2cbc51cd1c65bf1b79a5ae.tar.gz glibc-00afb11fc0a9282d7e2cbc51cd1c65bf1b79a5ae.tar.bz2 | |
Redefine __nonnull so that test for incorrect parameters in the libc code itself are not omitted.
Diffstat (limited to 'include/sys')
| -rw-r--r-- | include/sys/cdefs.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/sys/cdefs.h b/include/sys/cdefs.h index 8ba9804..cd0750b 100644 --- a/include/sys/cdefs.h +++ b/include/sys/cdefs.h @@ -2,6 +2,12 @@ #include <misc/sys/cdefs.h> +/* 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) |