[Bug target/83969] [8 Regression] ICE in final_scan_insn, at final.c:2997 (error: could not split insn) for powerpc targets

[meissner at linux dot vnet.ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83969

--- Comment #4 from Michael Meissner <meissner at linux dot vnet.ibm.com> ---
On Mon, Jan 22, 2018 at 08:13:11PM +0000, segher at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83969
> 
> --- Comment #2 from Segher Boessenkool <segher at gcc dot gnu.org> ---
> Where do you get TImode with this testcase?

You get an error, because signbit is only valid for floating point types:

pr83862.c:17:46: error: non-floating-point argument in call to function
'__builtin_signbit'
 int sbr (TYPE a) { return __builtin_signbit (a); }