kc3-lang/gnulib

2010-12-22T16:07:08

ceil: Implement result sign according to IEEE 754. * lib/ceil.c (MIN, MINUS_ZERO): New macros. (FUNC): Return -0.0 for -1 < x < 0. * tests/test-ceil2.c: Include minus-zero.h. (MINUS_ZERO): New macro. (ceil_reference): Keep in sync with lib/ceil.c. * tests/test-ceilf2.c: Include minus-zero.h. (MINUS_ZERO): New macro. (ceilf_reference): Keep in sync with lib/ceil.c. * tests/test-ceilf-ieee.c (main): Test also values between -1 and 1. * tests/test-ceil-ieee.c (main): Likewise. * tests/test-ceill-ieee.c (main): Likewise.