Disable zero'ing for 4.6 with SEH support.


git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@3946 4407c894-4637-0410-b4f5-ada5f102cad1
diff --git a/mingw-w64-crt/misc/mingw_getsp.S b/mingw-w64-crt/misc/mingw_getsp.S
index c066aeb..69216d8 100644
--- a/mingw-w64-crt/misc/mingw_getsp.S
+++ b/mingw-w64-crt/misc/mingw_getsp.S
@@ -26,8 +26,10 @@
 	.def	__MINGW_USYMBOL(longjmp);	.scl	2;	.type	32;	.endef
 __MINGW_USYMBOL(longjmp):
 #ifdef _WIN64
+#ifndef __SEH__
   xorl %eax,%eax
   movl %eax, (%rcx)
+#endif
   leaq __MINGW_USYMBOL(fctMsvcrtLongJmp)(%rip), %rax
   jmpq *(%rax)
 #else