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Diffstat (limited to 'sysdeps/ieee754/dbl-64/s_lrint.c')
-rw-r--r--sysdeps/ieee754/dbl-64/s_lrint.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/sysdeps/ieee754/dbl-64/s_lrint.c b/sysdeps/ieee754/dbl-64/s_lrint.c
index 1084ed6e2d..2da68d4dcd 100644
--- a/sysdeps/ieee754/dbl-64/s_lrint.c
+++ b/sysdeps/ieee754/dbl-64/s_lrint.c
@@ -1,6 +1,6 @@
/* Round argument to nearest integral value according to current rounding
direction.
- Copyright (C) 1997, 2004, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1997, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -48,14 +48,19 @@ __lrint (double x)
if (j0 < 20)
{
- w = two52[sx] + x;
- t = w - two52[sx];
- EXTRACT_WORDS (i0, i1, t);
- j0 = ((i0 >> 20) & 0x7ff) - 0x3ff;
- i0 &= 0xfffff;
- i0 |= 0x100000;
+ if (j0 < -1)
+ return 0;
+ else
+ {
+ w = two52[sx] + x;
+ t = w - two52[sx];
+ EXTRACT_WORDS (i0, i1, t);
+ j0 = ((i0 >> 20) & 0x7ff) - 0x3ff;
+ i0 &= 0xfffff;
+ i0 |= 0x100000;
- result = (j0 < 0 ? 0 : i0 >> (20 - j0));
+ result = i0 >> (20 - j0);
+ }
}
else if (j0 < (int32_t) (8 * sizeof (long int)) - 1)
{