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[Bug translator/16596] Support DW_OP_GNU_entry_value in location expressions
- From: "dsmith at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Wed, 05 Mar 2014 16:42:29 +0000
- Subject: [Bug translator/16596] Support DW_OP_GNU_entry_value in location expressions
- Auto-submitted: auto-generated
- References: <bug-16596-6586 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=16596
David Smith <dsmith at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dsmith at redhat dot com
--- Comment #1 from David Smith <dsmith at redhat dot com> ---
Note that I'm seeing DW_OP_GNU_entry_value errors on rawhide x86_64
(3.14.0-0.rc4.git3.1.fc21.x86_64) with HEAD systemtap:
====
# stap -vp4 -e 'probe kernel.function("__handle_mm_fault@mm/memory.c") {
print($flags) }'
Pass 1: parsed user script and 100 library script(s) using
211944virt/29108res/2876shr/26548data kb, in 220usr/70sys/291real ms.
semantic error: unhandled DW_OP_GNU_entry_value in DWARF expression [0] at 0
(0xf3: 1, 139892792287890): identifier '$flags' at <input>:1:64
source: probe kernel.function("__handle_mm_fault@mm/memory.c") {
print($flags) }
^
Pass 2: analyzed script: 1 probe(s), 0 function(s), 0 embed(s), 0 global(s)
using 451824virt/112528res/24536shr/91000data kb, in 630usr/1250sys/1888real
ms.
Pass 2: analysis failed. [man error::pass2]
====
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