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Use static_cast instead of C-style cast for C++.

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This commit is contained in:
Ulrich Drepper 2001-01-13 00:04:45 +00:00
parent 0376962668
commit fd20505248
1 changed files with 18 additions and 11 deletions
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23
assert/assert.h
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@ -1,4 +1,4 @@
/* Copyright (C) 1991,92,94,95,96,97,98,99,2000 Free Software Foundation, Inc. /* Copyright (C) 1991,1992,1994-1999,2000,2001 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -24,6 +24,7 @@
# undef _ASSERT_H # undef _ASSERT_H
# undef assert # undef assert
# undef __ASSERT_VOID_CAST
# ifdef __USE_GNU # ifdef __USE_GNU
# undef assert_perror # undef assert_perror
@ -34,6 +35,12 @@
#define _ASSERT_H 1 #define _ASSERT_H 1
#include <features.h> #include <features.h>
#if defined __cplusplus && __GNUC_PREREQ (2,95)
# define __ASSERT_VOID_CAST static_cast<void>
#else
# define __ASSERT_VOID_CAST (void)
#endif
/* void assert (int expression); /* void assert (int expression);
If NDEBUG is defined, do nothing. If NDEBUG is defined, do nothing.
@ -41,7 +48,7 @@
#ifdef NDEBUG #ifdef NDEBUG
# define assert(expr) ((void) 0) # define assert(expr) (__ASSERT_VOID_CAST (0))
/* void assert_perror (int errnum); /* void assert_perror (int errnum);
@ -50,7 +57,7 @@
(This is a GNU extension.) */ (This is a GNU extension.) */
# ifdef __USE_GNU # ifdef __USE_GNU
# define assert_perror(errnum) ((void) 0) # define assert_perror(errnum) (__ASSERT_VOID_CAST (0))
# endif # endif
#else /* Not NDEBUG. */ #else /* Not NDEBUG. */
@ -78,14 +85,14 @@ extern void __assert (const char *__assertion, const char *__file, int __line)
__END_DECLS __END_DECLS
# define assert(expr) \ # define assert(expr) \
((void) ((expr) ? 0 : \ (__ASSERT_VOID_CAST ((expr) ? 0 : \
(__assert_fail (__STRING(expr), \ (__assert_fail (__STRING(expr), __FILE__, __LINE__, \
__FILE__, __LINE__, __ASSERT_FUNCTION), 0))) __ASSERT_FUNCTION), 0)))
# ifdef __USE_GNU # ifdef __USE_GNU
# define assert_perror(errnum) \ # define assert_perror(errnum) \
((void) (!(errnum) ? 0 : (__assert_perror_fail ((errnum), \ (__ASSERT_VOID_CAST (!(errnum) ? 0 : \
__FILE__, __LINE__, \ (__assert_perror_fail ((errnum), __FILE__, __LINE__, \
__ASSERT_FUNCTION), 0))) __ASSERT_FUNCTION), 0)))
# endif # endif