diff options
| author | Joseph Myers <joseph@codesourcery.com> | 2012-04-27 13:54:09 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-04-27 13:54:09 +0000 |
| commit | 6ad3493e2247e6cb3c9e086e8cb1f8b51a5f27d6 (patch) | |
| tree | a76d1eac1389644afd1d05dcc26917746235b931 | |
| parent | 5aeb141a565d0b2289b6036b079ee26ebdac0e94 (diff) | |
| download | glibc-6ad3493e2247e6cb3c9e086e8cb1f8b51a5f27d6.tar.gz | |
Fix fenv.h fallback returns (bug 14027).
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | NEWS | 2 | ||||
| -rw-r--r-- | math/fclrexcpt.c | 6 | ||||
| -rw-r--r-- | math/fraiseexcpt.c | 6 | ||||
| -rw-r--r-- | math/fsetexcptflg.c | 6 |
5 files changed, 18 insertions, 10 deletions
@@ -1,3 +1,11 @@ +2012-04-27 Joseph Myers <joseph@codesourcery.com> + + [BZ #14027] + * math/fclrexcpt.c (__feclearexcept): Return zero if nothing needs + to be done. + * math/fraiseexcpt.c (__feraiseexcept): Likewise. + * math/fsetexcptflg.c (__fesetexceptflag): Likewise. + 2012-04-26 Joseph Myers <joseph@codesourcery.com> * sysdeps/unix/i386/brk.S: Remove file. @@ -22,7 +22,7 @@ Version 2.16 13846, 13851, 13852, 13854, 13871, 13872, 13873, 13879, 13883, 13886, 13892, 13895, 13908, 13910, 13911, 13912, 13913, 13915, 13916, 13917, 13918, 13919, 13920, 13921, 13926, 13927, 13928, 13938, 13963, 13967, - 13970, 13973 + 13970, 13973, 14027 * ISO C11 support: diff --git a/math/fclrexcpt.c b/math/fclrexcpt.c index 27e9bd0c32..dcdcfbbe99 100644 --- a/math/fclrexcpt.c +++ b/math/fclrexcpt.c @@ -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) diff --git a/math/fraiseexcpt.c b/math/fraiseexcpt.c index cb752df734..83a488b456 100644 --- a/math/fraiseexcpt.c +++ b/math/fraiseexcpt.c @@ -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) diff --git a/math/fsetexcptflg.c b/math/fsetexcptflg.c index 3f6ac9893b..7d27d7f226 100644 --- a/math/fsetexcptflg.c +++ b/math/fsetexcptflg.c @@ -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) |