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From: Eugene Rozenfeld <erozen@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-3006] Emit discriminators for inlined call sites. Date: Sat, 1 Oct 2022 00:36:29 +0000 (GMT) [thread overview] Message-ID: <20221001003629.59A0F3858D1E@sourceware.org> (raw) https://gcc.gnu.org/g:c3cb74aee204a41f7049617d453f2c20c2b1febe commit r13-3006-gc3cb74aee204a41f7049617d453f2c20c2b1febe Author: Eugene Rozenfeld <erozen@microsoft.com> Date: Thu Apr 21 16:17:52 2022 -0700 Emit discriminators for inlined call sites. This change is based on commit 9fa26998a63d4b22b637ed8702520819e408a694 by Dehao Chen in vendors/google/heads/gcc-4_8. Tested on x86_64-pc-linux-gnu. gcc/ChangeLog: * dwarf2out.cc (add_call_src_coords_attributes): Emit discriminators for inlined call sites. Diff: --- gcc/dwarf2out.cc | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/gcc/dwarf2out.cc b/gcc/dwarf2out.cc index 2df75904022..e81044b8c48 100644 --- a/gcc/dwarf2out.cc +++ b/gcc/dwarf2out.cc @@ -24783,7 +24783,8 @@ add_call_src_coords_attributes (tree stmt, dw_die_ref die) if (RESERVED_LOCATION_P (BLOCK_SOURCE_LOCATION (stmt))) return; - expanded_location s = expand_location (BLOCK_SOURCE_LOCATION (stmt)); + location_t locus = BLOCK_SOURCE_LOCATION (stmt); + expanded_location s = expand_location (locus); if (dwarf_version >= 3 || !dwarf_strict) { @@ -24791,6 +24792,9 @@ add_call_src_coords_attributes (tree stmt, dw_die_ref die) add_AT_unsigned (die, DW_AT_call_line, s.line); if (debug_column_info && s.column) add_AT_unsigned (die, DW_AT_call_column, s.column); + unsigned discr = get_discriminator_from_loc (locus); + if (discr != 0) + add_AT_unsigned (die, DW_AT_GNU_discriminator, discr); } }
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