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comparison m4/math_h.m4 @ 16628:d19d163c1519

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exp2l-ieee: Work around test failure on OpenBSD 4.9 and IRIX 6.5. * m4/exp2l-ieee.m4: New file. * m4/exp2l.m4 (gl_FUNC_EXP2L): If gl_FUNC_EXP2L_IEEE is present, test whether exp2l works with a NaN argument and with a negative infinity argument. Replace it if not. * lib/math.in.h (exp2l): Override if REPLACE_EXP2L is 1. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_EXP2L. * modules/math (Makefile.am): Substitute REPLACE_EXP2L. * modules/exp2l (configure.ac): Consider REPLACE_EXP2L. (Depends-on): Update conditions. * modules/exp2l-ieee (Files): Add m4/exp2l-ieee.m4. (configure.ac): Invoke gl_FUNC_EXP2L_IEEE. * doc/posix-functions/exp2l.texi: Mention the exp2l-ieee module.
author Bruno Haible <bruno@clisp.org>
date Fri, 09 Mar 2012 02:14:26 +0100
parents 4a578c3945b8
children 45443deebb7d
comparison
equal deleted inserted replaced
16627:e67eb36407a3 16628:d19d163c1519
1 # math_h.m4 serial 91 1 # math_h.m4 serial 92
2 dnl Copyright (C) 2007-2012 Free Software Foundation, Inc. 2 dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation 3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it, 4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved. 5 dnl with or without modifications, as long as this notice is preserved.
6 6
235 REPLACE_CEILF=0; AC_SUBST([REPLACE_CEILF]) 235 REPLACE_CEILF=0; AC_SUBST([REPLACE_CEILF])
236 REPLACE_CEILL=0; AC_SUBST([REPLACE_CEILL]) 236 REPLACE_CEILL=0; AC_SUBST([REPLACE_CEILL])
237 REPLACE_EXPM1=0; AC_SUBST([REPLACE_EXPM1]) 237 REPLACE_EXPM1=0; AC_SUBST([REPLACE_EXPM1])
238 REPLACE_EXPM1F=0; AC_SUBST([REPLACE_EXPM1F]) 238 REPLACE_EXPM1F=0; AC_SUBST([REPLACE_EXPM1F])
239 REPLACE_EXP2=0; AC_SUBST([REPLACE_EXP2]) 239 REPLACE_EXP2=0; AC_SUBST([REPLACE_EXP2])
240 REPLACE_EXP2L=0; AC_SUBST([REPLACE_EXP2L])
240 REPLACE_FABSL=0; AC_SUBST([REPLACE_FABSL]) 241 REPLACE_FABSL=0; AC_SUBST([REPLACE_FABSL])
241 REPLACE_FLOOR=0; AC_SUBST([REPLACE_FLOOR]) 242 REPLACE_FLOOR=0; AC_SUBST([REPLACE_FLOOR])
242 REPLACE_FLOORF=0; AC_SUBST([REPLACE_FLOORF]) 243 REPLACE_FLOORF=0; AC_SUBST([REPLACE_FLOORF])
243 REPLACE_FLOORL=0; AC_SUBST([REPLACE_FLOORL]) 244 REPLACE_FLOORL=0; AC_SUBST([REPLACE_FLOORL])
244 REPLACE_FMA=0; AC_SUBST([REPLACE_FMA]) 245 REPLACE_FMA=0; AC_SUBST([REPLACE_FMA])