[Bug libgcc/67624] arm/fp16.c __gnu_f2h_internal has wrong pattern for INF/NAN

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67624

--- Comment #3 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
Author: rearnsha
Date: Thu Sep 24 09:40:06 2015
New Revision: 228082

URL: https://gcc.gnu.org/viewcvs?rev=228082&root=gcc&view=rev
Log:
ARM: fp16 Fix PR 67624 - Incorrect conversion of float Infinity to __fp16

        PR libgcc/67624
        libgcc:
        * config/arm/fp16.c (__gnu_f2h_internal): Handle infinity correctly.
        gcc/testsuite:
        * gcc.target/arm/fp16-inf.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/arm/fp16-inf.c
Modified:
    trunk/gcc/testsuite/ChangeLog
    trunk/libgcc/ChangeLog
    trunk/libgcc/config/arm/fp16.c