[Bug target/49454] [4.7 Regression] /usr/include/libio.h:336:3: internal compiler error: Segmentation fault

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49454

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Aug 30 11:29:57 2019
New Revision: 275090

URL: https://gcc.gnu.org/viewcvs?rev=275090&root=gcc&view=rev
Log:
        Backported from mainline
        2019-01-22  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/49429
        PR target/49454
        PR rtl-optimization/86334
        PR target/88906
        * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
        addressable from here...
        (emit_block_op_via_libcall): ... to here.

        * gcc.target/i386/pr86334.c: New test.
        * gcc.target/i386/pr88906.c: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/gcc.target/i386/pr86334.c
    branches/gcc-7-branch/gcc/testsuite/gcc.target/i386/pr88906.c
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/expr.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog