[Mingw-w64-public] [PATCH 05/12] crt: crt_handler: Skip processing of unwind calls in __mingw_SEH_error_handler

[Pali Rohár]

__mingw_SEH_error_handler is processing only exceptions, not unwinds.
---
 mingw-w64-crt/crt/crt_handler.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mingw-w64-crt/crt/crt_handler.c b/mingw-w64-crt/crt/crt_handler.c
index 56d844730fb1..51752b6dd641 100644
--- a/mingw-w64-crt/crt/crt_handler.c
+++ b/mingw-w64-crt/crt/crt_handler.c
@@ -85,6 +85,9 @@ __mingw_SEH_error_handler (struct _EXCEPTION_RECORD* 
ExceptionRecord,
   void (*old_handler) (int);
   int reset_fpu = 0;
 
+  if (ExceptionRecord->ExceptionFlags & (EXCEPTION_UNWINDING | 
EXCEPTION_EXIT_UNWIND))
+    return ExceptionContinueSearch;
+
   switch (ExceptionRecord->ExceptionCode)
     {
     case EXCEPTION_ACCESS_VIOLATION:
-- 
2.20.1



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