[Bug debug/82933] [8 Regression] valgrind error in set_cur_line_info_table with -g

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82933

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Nov 21 07:50:15 2017
New Revision: 254987

URL: https://gcc.gnu.org/viewcvs?rev=254987&root=gcc&view=rev
Log:
        PR debug/82933
        * run-rtl-passes.c: Include debug.h.
        (run_rtl_passes): Call debug_hooks->assembly_start.
        * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked
        multiple times.

        * gcc.dg/rtl/x86_64/pr82933.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/rtl/x86_64/pr82933.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c
    trunk/gcc/run-rtl-passes.c
    trunk/gcc/testsuite/ChangeLog