From: Eugene Rozenfeld <Eugene.Rozenfeld@microsoft.com>
To: "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>,
Jason Merrill <jason@redhat.com>
Subject: [PATCH] Emit discriminators for inlined call sites.
Date: Fri, 30 Sep 2022 06:28:01 +0000 [thread overview]
Message-ID: <CY5PR21MB3542346DCE5393A1BEDAB13E91569@CY5PR21MB3542.namprd21.prod.outlook.com> (raw)
This change is based on commit 9fa26998a63d4b22b637ed8702520819e408a694
by Dehao Chen in vendors/google/heads/gcc-4_8.
gcc/ChangeLog:
* dwarf2out.cc (add_call_src_coords_attributes): Emit discriminators for inlined call sites.
---
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);
}
}
--
2.25.1
next reply other threads:[~2022-09-30 6:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-30 6:28 Eugene Rozenfeld [this message]
2022-09-30 12:32 ` Richard Biener
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