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RUBY_ASSERT

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* error.c (rb_assert_failure): assertion with stack dump.
* ruby_assert.h (RUBY_ASSERT): new header for the assertion.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-01-22 08:33:55 +00:00
parent e5850a80d6
commit 439224a590
12 changed files with 93 additions and 12 deletions
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53
ruby_assert.h Normal file
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#ifndef RUBY_ASSERT_H
#define RUBY_ASSERT_H
#include "ruby/ruby.h"
#if defined(__cplusplus)
extern "C" {
#if 0
} /* satisfy cc-mode */
#endif
#endif
NORETURN(void rb_assert_failure(const char *, int, const char *, const char *));
#ifdef RUBY_FUNCTION_NAME_STRING
# define RUBY_ASSERT_FAIL(expr) \
rb_assert_failure(__FILE__, __LINE__, RUBY_FUNCTION_NAME_STRING, expr)
#else
# define RUBY_ASSERT_FAIL(expr) \
rb_assert_failure(__FILE__, __LINE__, NULL, expr)
#endif
#define RUBY_ASSERT_MESG(expr, mesg) \
((expr) ? (void)0 : RUBY_ASSERT_FAIL(mesg))
#ifdef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P
# define RUBY_ASSERT_MESG_WHEN(cond, expr, mesg) \
__builtin_choose_expr( \
__builtin_constant_p(cond), \
__builtin_choose_expr(cond, RUBY_ASSERT_MESG(expr, mesg), (void)0), \
RUBY_ASSERT_MESG(!(cond) || (expr), mesg))
#else
# define RUBY_ASSERT_MESG_WHEN(cond, expr, mesg) \
RUBY_ASSERT_MESG(!(cond) || (expr), mesg)
#endif
#define RUBY_ASSERT(expr) RUBY_ASSERT_MESG_WHEN(!RUBY_NDEBUG+0, expr, #expr)
#undef assert
#define assert RUBY_ASSERT
#ifndef RUBY_NDEBUG
# ifdef NDEBUG
# define RUBY_NDEBUG 1
# else
# define RUBY_NDEBUG 0
# endif
#endif
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */
#endif
} /* extern "C" { */
#endif
#endif