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2004-05-06  Ulrich Drepper  <drepper@redhat.com>

	* math/tgmath.h (__TGMATH_UNARY_REAL_IMAG_RET_REAL):Define.
	(cimag): Use it.
	(creal): Likewise.
	* math/Makefile (tests): Add bug-tgmath1.
	* math/bug-tgmath1.c: New file.
This commit is contained in:
Ulrich Drepper 2004-05-06 18:58:29 +00:00
parent 495961c076
commit 58d87ee171
4 changed files with 77 additions and 5 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2004-05-06 Ulrich Drepper <drepper@redhat.com>
* math/tgmath.h (__TGMATH_UNARY_REAL_IMAG_RET_REAL):Define.
(cimag): Use it.
(creal): Likewise.
* math/Makefile (tests): Add bug-tgmath1.
* math/bug-tgmath1.c: New file.
2004-05-05 Jakub Jelinek <jakub@redhat.com>
* sysdeps/alpha/atomicity.h: Remove.

4
math/Makefile
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@ -1,4 +1,4 @@
# Copyright (C) 1996-2001, 2002, 2003 Free Software Foundation, Inc.
# Copyright (C) 1996-2001, 2002, 2003, 2004 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
@ -89,7 +89,7 @@ distribute += $(filter-out $(generated),$(long-m-yes:=.c) $(long-c-yes:=.c))
# Rules for the test suite.
tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \
test-misc test-fpucw tst-definitions test-tgmath test-tgmath-ret \
bug-nextafter bug-nexttoward
bug-nextafter bug-nexttoward bug-tgmath1
# We do the `long double' tests only if this data type is available and
# distinct from `double'.
test-longdouble-yes = test-ldouble test-ildoubl

33
math/bug-tgmath1.c Normal file
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@ -0,0 +1,33 @@
#include <stdio.h>
#include <tgmath.h>
int
main (void)
{
int retval = 0;
#define TEST(expr, res) \
if (sizeof (expr) != res) \
{ \
printf ("sizeof(%s) == %zu, expected %zu\n", #expr, \
sizeof (expr), (size_t) (res)); \
retval = 1; \
}
TEST (creal (1.0), sizeof (double));
TEST (creal (1.0 + 1.0i), sizeof (double));
TEST (creal (1.0l), sizeof (long double));
TEST (creal (1.0l + 1.0li), sizeof (long double));
TEST (creal (1.0f), sizeof (float));
TEST (creal (1.0f + 1.0fi), sizeof (float));
TEST (cimag (1.0), sizeof (double));
TEST (cimag (1.0 + 1.0i), sizeof (double));
TEST (cimag (1.0l), sizeof (long double));
TEST (cimag (1.0l + 1.0li), sizeof (long double));
TEST (cimag (1.0f), sizeof (float));
TEST (cimag (1.0f + 1.0fi), sizeof (float));
return retval;
}

37
math/tgmath.h
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@ -1,4 +1,5 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
/* Copyright (C) 1997, 1998, 1999, 2000, 2001, 2003, 2004
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
@ -175,6 +176,36 @@
} \
__tgmres; }))
/* XXX This definition has to be changed as soon as the compiler understands
the imaginary keyword. */
# define __TGMATH_UNARY_REAL_IMAG_RET_REAL(Val, Fct, Cfct) \
(__extension__ ({ __tgmath_real_type (Val) __tgmres; \
if (sizeof (__real__ (Val)) > sizeof (double) \
&& __builtin_classify_type (__real__ (Val)) == 8) \
{ \
if (sizeof (__real__ (Val)) == sizeof (Val)) \
__tgmres = __tgml(Fct) (Val); \
else \
__tgmres = __tgml(Cfct) (Val); \
} \
else if (sizeof (__real__ (Val)) == sizeof (double) \
|| __builtin_classify_type (__real__ (Val)) \
!= 8) \
{ \
if (sizeof (__real__ (Val)) == sizeof (Val)) \
__tgmres = Fct (Val); \
else \
__tgmres = Cfct (Val); \
} \
else \
{ \
if (sizeof (__real__ (Val)) == sizeof (Val)) \
__tgmres = Fct##f (Val); \
else \
__tgmres = Cfct##f (Val); \
} \
__real__ __tgmres; }))
/* XXX This definition has to be changed as soon as the compiler understands
the imaginary keyword. */
# define __TGMATH_BINARY_REAL_IMAG(Val1, Val2, Fct, Cfct) \
@ -420,9 +451,9 @@
/* Decomposing complex values. */
/* Imaginary part of Z. */
#define cimag(Val) __TGMATH_UNARY_REAL_IMAG (Val, cimag, cimag)
#define cimag(Val) __TGMATH_UNARY_REAL_IMAG_RET_REAL (Val, cimag, cimag)
/* Real part of Z. */
#define creal(Val) __TGMATH_UNARY_REAL_IMAG (Val, creal, creal)
#define creal(Val) __TGMATH_UNARY_REAL_IMAG_RET_REAL (Val, creal, creal)
#endif /* tgmath.h */