[PATCH 5/5] vcruntime140_1: Skip unwind if already at last level.
Daniel Lehman
dlehman25 at gmail.com
Tue Jun 2 20:56:17 CDT 2020
Signed-off-by: Daniel Lehman <dlehman25 at gmail.com>
---
nothing to unwind if trylevel is already at the last level. sample:
void test_same_state(void)
{
test t(1);
try
{
try
{
throw test(0x42);
} catch (test x) {
printf("catch %x\n", x.id);
throw;
}
} catch (test x) {
printf("catch %x\n", x.id);
}
}
---
dlls/vcruntime140_1/except_x86_64.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dlls/vcruntime140_1/except_x86_64.c b/dlls/vcruntime140_1/except_x86_64.c
index f10c67c573..31871c73ec 100644
--- a/dlls/vcruntime140_1/except_x86_64.c
+++ b/dlls/vcruntime140_1/except_x86_64.c
@@ -416,7 +416,7 @@ static void cxx_local_unwind4(ULONG64 frame, DISPATCHER_CONTEXT *dispatch,
TRACE("current level: %d, last level: %d\n", trylevel, last_level);
- if (trylevel==-1)
+ if (trylevel==-1 || trylevel==last_level)
return;
if (trylevel<0 || trylevel>=descr->unwind_count)
--
2.17.1
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