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| author | Luis Machado <luisgpm@br.ibm.com> | 2010-11-10 16:15:05 -0500 |
|---|---|---|
| committer | Luis Machado <luisgpm@br.ibm.com> | 2010-12-03 04:02:00 -0200 |
| commit | 89972db69f823f89a5d5ea89ca1b98315701c6ab (patch) | |
| tree | 00408817c5c043aeb8f9821e48ffb1d71537189d | |
| parent | d23dba104a4c3a039f52fe8c82d21cf9b41f4d99 (diff) | |
| download | glibc-89972db69f823f89a5d5ea89ca1b98315701c6ab.tar.gz | |
Fix comparison in sqrtl for IBM long double 128.
(cherry picked from commit da93d21475878725c9e0cb2b6e650bd8d3628435)
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c | 4 |
2 files changed, 7 insertions, 2 deletions
@@ -1,3 +1,8 @@ +2010-11-10 Luis Machado <luisgpm@br.ibm.com> + + * sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c (__ieee754_sqrtl): Force + signed comparison. + 2010-11-04 Luis Machado <luisgpm@br.ibm.com> * sysdeps/powerpc/powerpc32/power7/mempcpy.S: New file. diff --git a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c index 1f533cae42..fe6bb55b07 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c @@ -73,9 +73,9 @@ long double __ieee754_sqrtl(long double x) m = ((a.i[2] >> 20) & 0x7ff) - 54; } m += n; - if (m > 0) + if ((int) m > 0) a.i[2] = (a.i[2] & 0x800fffff) | (m << 20); - else if (m <= -54) { + else if ((int) m <= -54) { a.i[2] &= 0x80000000; a.i[3] = 0; } else { |