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authorAdhemerval Zanella <azanella@linux.vnet.ibm.com>2014-03-14 07:35:43 -0500
committerAdhemerval Zanella <azanella@linux.vnet.ibm.com>2014-03-14 12:54:47 -0500
commit374f7f61214967bb4e2257695aeeeecc2a77f369 (patch)
tree5fdfc34f3a435a8df5823508a51e5bb3e726a300 /sysdeps/s390/abort-instr.h
parent4655c291d1808c35b7c54236ae62be7a3aaa0a2d (diff)
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PowerPC: remove wrong ceill implementation for PowerPC64
The ceill assembly implementation (sysdeps/powerpc/powerpc64/fpu/s_ceill.S)
returns wrong results for some inputs where first double is a exact
integer and the precision is determined by second long double.

Checking on implementation comments and history, I am very confident the
assembly implementation was based on a version before commit
5c68d401698a58cf7da150d9cce769fa6679ba5f that fixes BZ#2423 (Errors in
long double (ldbl-128ibm) rounding functions in glibc-2.4).

By just removing the implementation and make the build select
sysdeps/ieee754/ldbl-128ibm/s_ceill.c instead fixes the failing math.

Fixes BZ#16701.
Diffstat (limited to 'sysdeps/s390/abort-instr.h')
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