[Bug target/91472] [8/9/10 Regression] gmp testsuite segfaults with gcc-8 and gcc-9, works fine with gcc-7

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91472

--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Sun Sep  1 12:55:22 2019
New Revision: 275270

URL: https://gcc.gnu.org/viewcvs?rev=275270&root=gcc&view=rev
Log:
        PR target/91472
        * config/sparc/sparc.c (sparc_cannot_force_const_mem): Return true
        during LRA/reload in PIC mode if the PIC register hasn't been used yet.
        (sparc_pic_register_p): Test reload_in_progress for consistency's sake.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/20190901-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sparc.c
    trunk/gcc/testsuite/ChangeLog