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599aa11f87
The member "u.L" is an array, and the current initializer triggers
StdLib/LibC/gdtoa/strtof.c: In function '_strtof':
StdLib/LibC/gdtoa/strtof.c:53:9: error: missing braces around
initializer [-Werror=missing-braces]
StdLib/LibC/gdtoa/strtof.c:53:9: error: (near initialization for
'u.L') [-Werror=missing-braces]
cc1: all warnings being treated as errors
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15785 6f19259b-4bc3-4df7-8a09-765794883524
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/* $NetBSD: strtof.c,v 1.2.14.1 2008/04/08 21:10:55 jdc Exp $ */
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/****************************************************************
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The author of this software is David M. Gay.
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Copyright (C) 1998, 2000 by Lucent Technologies
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and
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its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of Lucent or any of its entities
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not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
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IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
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SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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THIS SOFTWARE.
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****************************************************************/
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/* Please send bug reports to David M. Gay (dmg at acm dot org,
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* with " at " changed at "@" and " dot " changed to "."). */
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#include <LibConfig.h>
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#include "namespace.h"
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#include "gdtoaimp.h"
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#ifdef __weak_alias
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__weak_alias(strtof, _strtof)
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#endif
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float
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#ifdef KR_headers
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strtof(s, sp) CONST char *s; char **sp;
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#else
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strtof(CONST char *s, char **sp)
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#endif
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{
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static CONST FPI fpi = { 24, 1-127-24+1, 254-127-24+1, 1, SI };
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ULong bits[1];
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Long expt;
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int k;
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union { ULong L[1]; float f; } u = { { 0 } };
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k = strtodg(s, sp, &fpi, &expt, bits);
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if (k == STRTOG_NoMemory) {
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errno = ERANGE;
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return HUGE_VALF;
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}
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switch(k & STRTOG_Retmask) {
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case STRTOG_NoNumber:
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case STRTOG_Zero:
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u.L[0] = 0;
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break;
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case STRTOG_Normal:
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case STRTOG_NaNbits:
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u.L[0] = (bits[0] & 0x7fffff) | ((expt + 0x7f + 23) << 23);
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break;
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case STRTOG_Denormal:
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u.L[0] = bits[0];
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break;
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case STRTOG_Infinite:
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u.L[0] = 0x7f800000;
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break;
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case STRTOG_NaN:
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u.L[0] = f_QNAN;
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}
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if (k & STRTOG_Neg)
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u.L[0] |= 0x80000000L;
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return u.f;
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}
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