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Fix fenv.h fallback returns (bug 14027).

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This commit is contained in:
Joseph Myers
2012-04-27 13:54:09 +00:00
parent 5aeb141a56
commit 6ad3493e22
5 changed files with 18 additions and 10 deletions
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6
math/fclrexcpt.c
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@@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment.
Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
Copyright (C) 1997-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,8 +23,8 @@
int
__feclearexcept (int excepts)
{
/* This always fails. */
return 1;
/* This always fails unless nothing needs to be done. */
return (excepts != 0);
}
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__feclearexcept, __old_feclearexcept)

6
math/fraiseexcpt.c
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@@ -1,5 +1,5 @@
/* Raise given exceptions.
Copyright (C) 1997, 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1997-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,8 +23,8 @@
int
__feraiseexcept (int excepts)
{
/* This always fails. */
return 1;
/* This always fails unless nothing needs to be done. */
return (excepts != 0);
}
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__feraiseexcept, __old_feraiseexcept)

6
math/fsetexcptflg.c
View File

@@ -1,5 +1,5 @@
/* Set floating-point environment exception handling.
Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
Copyright (C) 1997-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,8 +23,8 @@
int
__fesetexceptflag (const fexcept_t *flagp, int excepts)
{
/* This always fails. */
return 1;
/* This always fails unless nothing needs to be done. */
return (excepts != 0);
}
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__fesetexceptflag, __old_fesetexceptflag)