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Fix PR#13268 - modf arguments
- From: Andreas Jaeger <aj at suse dot com>
- To: libc-alpha at sources dot redhat dot com
- Date: Wed, 12 Oct 2011 14:35:53 +0200
- Subject: Fix PR#13268 - modf arguments
modf* expects a non-null pointer as second argument, let's tell GCC about it.
Andreas
2011-10-12 Andreas Jaeger <aj@suse.de>
[BZ#13268]
* math/bits/mathcalls.h: Mark argument 2 of modf as non-null.
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 64da627..4f22abf 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -1,5 +1,5 @@
/* Prototype declarations for math functions; helper file for <math.h>.
- Copyright (C) 1996-2002, 2003, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1996-2002, 2003, 2006, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -113,7 +113,8 @@ __MATHCALL (log,, (_Mdouble_ __x));
__MATHCALL (log10,, (_Mdouble_ __x));
/* Break VALUE into integral and fractional parts. */
-__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr));
+__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr))
+ __attribute__ ((__nonnull__ (2)));
_Mdouble_END_NAMESPACE
#ifdef __USE_GNU
--
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diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 64da627..4f22abf 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -1,5 +1,5 @@
/* Prototype declarations for math functions; helper file for <math.h>.
- Copyright (C) 1996-2002, 2003, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1996-2002, 2003, 2006, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -113,7 +113,8 @@ __MATHCALL (log,, (_Mdouble_ __x));
__MATHCALL (log10,, (_Mdouble_ __x));
/* Break VALUE into integral and fractional parts. */
-__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr));
+__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr))
+ __attribute__ ((__nonnull__ (2)));
_Mdouble_END_NAMESPACE
#ifdef __USE_GNU