[Bug debug/82630] Bogus DW_AT_GNU_call_site_value

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82630

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Oct 23 20:39:59 2017
New Revision: 254025

URL: https://gcc.gnu.org/viewcvs?rev=254025&root=gcc&view=rev
Log:
        PR debug/82630
        * target.def (const_not_ok_for_debug_p): Default to
        default_const_not_ok_for_debug_p instead of hook_bool_rtx_false.
        * targhooks.h (default_const_not_ok_for_debug_p): New declaration.
        * targhooks.c (default_const_not_ok_for_debug_p): New function.
        * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for
        which targetm.const_not_ok_for_debug_p returned true.
        * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true
        for UNSPECs.
        * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p):
        Likewise.
        * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise.
        * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize
        UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol
        if !base_term_p.
        (ix86_const_not_ok_for_debug_p): New function.
        (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF.
        (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.

        * g++.dg/guality/pr82630.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/guality/pr82630.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm.c
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/powerpcspe/powerpcspe.c
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/dwarf2out.c
    trunk/gcc/target.def
    trunk/gcc/targhooks.c
    trunk/gcc/targhooks.h
    trunk/gcc/testsuite/ChangeLog