[Bug target/84827] [7/8 Regression] ICE in extract_insn, at recog.c:2311

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84827

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Mar 13 08:05:58 2018
New Revision: 258477

URL: https://gcc.gnu.org/viewcvs?rev=258477&root=gcc&view=rev
Log:
        PR target/84827
        * config/i386/i386.md (round<mode>2): For 387 fancy math, disable
        pattern if -ftrapping-math -fno-fp-int-builtin-inexact.

        * gcc.target/i386/pr84827.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr84827.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog