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Diffstat (limited to 'sysdeps/i386/fpu/fegetenv.c')
-rw-r--r--sysdeps/i386/fpu/fegetenv.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sysdeps/i386/fpu/fegetenv.c b/sysdeps/i386/fpu/fegetenv.c
index 5eef171308..fb955cf565 100644
--- a/sysdeps/i386/fpu/fegetenv.c
+++ b/sysdeps/i386/fpu/fegetenv.c
@@ -1,5 +1,5 @@
/* Store current floating-point environment.
- Copyright (C) 1997,99,2000,01 Free Software Foundation, Inc.
+ Copyright (C) 1997,1999,2000,2001,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -25,6 +25,10 @@ int
__fegetenv (fenv_t *envp)
{
__asm__ ("fnstenv %0" : "=m" (*envp));
+ /* And load it right back since the processor changes the mask.
+ Intel thought this opcode to be used in interrupt handlers which
+ would block all exceptions. */
+ __asm__ ("fldenv %0" : : "m" (*envp));
/* Success. */
return 0;