[Bug libgcc/78067] liggcc2 calls count_leading_zero with 0
edlinger at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Nov 3 12:53:00 GMT 2016
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78067
--- Comment #3 from Bernd Edlinger <edlinger at gcc dot gnu.org> ---
Author: edlinger
Date: Thu Nov 3 12:52:19 2016
New Revision: 241817
URL: https://gcc.gnu.org/viewcvs?rev=241817&root=gcc&view=rev
Log:
2016-11-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR libgcc/78067
* libgcc2.c (__floatdisf, __floatdidf): Avoid undefined results from
count_leading_zeros.
testsuite:
2016-11-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR libgcc/78067
* gcc.dg/torture/fp-int-convert.h: Add more conversion tests.
Modified:
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/torture/fp-int-convert.h
trunk/libgcc/ChangeLog
trunk/libgcc/libgcc2.c
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