Daniel Lehman : msvcrt: Call unwind handlers on intermediate frames during virtual unwind.
Alexandre Julliard
julliard at winehq.org
Tue Mar 21 16:05:53 CDT 2017
Module: wine
Branch: master
Commit: 5a10705f0c57142c6317bfab660d6270116c332c
URL: http://source.winehq.org/git/wine.git/?a=commit;h=5a10705f0c57142c6317bfab660d6270116c332c
Author: Daniel Lehman <dlehman at esri.com>
Date: Tue Aug 2 17:16:52 2016 -0700
msvcrt: Call unwind handlers on intermediate frames during virtual unwind.
Signed-off-by: Daniel Lehman <dlehman at esri.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/msvcrt/except_x86_64.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/dlls/msvcrt/except_x86_64.c b/dlls/msvcrt/except_x86_64.c
index 3a90a66..80780ae 100644
--- a/dlls/msvcrt/except_x86_64.c
+++ b/dlls/msvcrt/except_x86_64.c
@@ -470,14 +470,20 @@ static DWORD cxx_frame_handler(EXCEPTION_RECORD *rec, ULONG64 frame,
if (rec->ExceptionCode==STATUS_UNWIND_CONSOLIDATE && rec->NumberParameters==6 &&
rec->ExceptionInformation[0]==(ULONG_PTR)call_catch_block)
{
- ULONG64 orig_frame = rec->ExceptionInformation[1];
- const cxx_function_descr *descr = (void*)rec->ExceptionInformation[2];
- int end_level = rec->ExceptionInformation[3];
EXCEPTION_RECORD *new_rec = (void*)rec->ExceptionInformation[4];
thread_data_t *data = msvcrt_get_thread_data();
frame_info *cur;
- cxx_local_unwind(orig_frame, dispatch, descr, end_level);
+ if (rec->ExceptionFlags & EH_TARGET_UNWIND)
+ {
+ ULONG64 orig_frame = rec->ExceptionInformation[1];
+ const cxx_function_descr *orig_descr = (void*)rec->ExceptionInformation[2];
+ int end_level = rec->ExceptionInformation[3];
+
+ cxx_local_unwind(orig_frame, dispatch, orig_descr, end_level);
+ }
+ else
+ cxx_local_unwind(frame, dispatch, descr, -1);
/* FIXME: we should only unregister frames registered by call_catch_block here */
for (cur = data->frame_info_head; cur; cur = cur->next)
More information about the wine-cvs
mailing list