[Bug libquadmath/68686] tgammaq(x) is always negative for noninteger x < 0

2015-12-03 Thread kahrl at gmx dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68686 --- Comment #2 from kahrl at gmx dot net --- Created attachment 36909 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36909&action=edit Code that compares tgamma and tgammaq. Link with -lm -lquadmath. When run, generates the tw

[Bug libquadmath/68686] tgammaq(x) is always negative for noninteger x < 0

2015-12-03 Thread kahrl at gmx dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68686 --- Comment #1 from kahrl at gmx dot net --- Created attachment 36907 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36907&action=edit Generated by gcc -v -save-temps -o tgammaq-bug tgammaq-bug.c -lquadmath

[Bug libquadmath/68686] New: tgammaq(x) is always negative for noninteger x < 0

2015-12-03 Thread kahrl at gmx dot net
P3 Component: libquadmath Assignee: unassigned at gcc dot gnu.org Reporter: kahrl at gmx dot net Target Milestone: --- Created attachment 36906 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36906&action=edit Calls tgammaq(-1.5Q) and writes the result to stdout If x is