Piotr Caban : msvcrt: Handle frames with CXX_FRAME_MAGIC_VC6 and CXX_FRAME_MAGIC_VC7 magic value.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 953d6c88d1235548eaa54f1b450f5bba938c4f91
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=953d6c88d1235548eaa54f1b45...

Author: Piotr Caban <piotr(a)codeweavers.com>
Date:   Mon Mar 28 20:12:18 2016 +0200

msvcrt: Handle frames with CXX_FRAME_MAGIC_VC6 and CXX_FRAME_MAGIC_VC7 magic value.

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/msvcrt/except_x86_64.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/msvcrt/except_x86_64.c b/dlls/msvcrt/except_x86_64.c
index 018554e..0379d30 100644
--- a/dlls/msvcrt/except_x86_64.c
+++ b/dlls/msvcrt/except_x86_64.c
@@ -177,7 +177,9 @@ static void dump_function_descr(const cxx_function_descr *descr, ULONG64 image_b
         TRACE("    %d: ip %x state %d\n", i, ipmap[i].ip, ipmap[i].state);
     }
     TRACE("unwind_help %d\n", descr->unwind_help);
+    if (descr->magic <= CXX_FRAME_MAGIC_VC6) return;
     TRACE("expect list: %x\n", descr->expect_list);
+    if (descr->magic <= CXX_FRAME_MAGIC_VC7) return;
     TRACE("flags: %08x\n", descr->flags);
 }
 
@@ -444,7 +446,7 @@ static DWORD cxx_frame_handler(EXCEPTION_RECORD *rec, ULONG64 frame,
 {
     cxx_exception_type *exc_type;
 
-    if (descr->magic != CXX_FRAME_MAGIC_VC8)
+    if (descr->magic<CXX_FRAME_MAGIC_VC6 || descr->magic>CXX_FRAME_MAGIC_VC8)
     {
         FIXME("unhandled frame magic %x\n", descr->magic);
         return ExceptionContinueSearch;