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-rw-r--r--win/tclWinThrd.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/win/tclWinThrd.c b/win/tclWinThrd.c
index 1c9d483..ca26f08 100644
--- a/win/tclWinThrd.c
+++ b/win/tclWinThrd.c
@@ -168,7 +168,6 @@ TclWinThreadStart(
* from TclpThreadCreate */
{
WinThread *winThreadPtr = (WinThread *) lpParameter;
- unsigned int fpmask;
LPTHREAD_START_ROUTINE lpOrigStartAddress;
LPVOID lpOrigParameter;
@@ -176,13 +175,11 @@ TclWinThreadStart(
return TCL_ERROR;
}
- fpmask = _MCW_EM | _MCW_RC | _MCW_PC;
-
-#if defined(_MSC_VER) && _MSC_VER >= 1200
- fpmask |= _MCW_DN;
+ _controlfp(winThreadPtr->fpControl, _MCW_EM | _MCW_RC | 0x03000000 /* _MCW_DN */
+#if !defined(_WIN64)
+ | _MCW_PC
#endif
-
- _controlfp(winThreadPtr->fpControl, fpmask);
+ );
lpOrigStartAddress = winThreadPtr->lpStartAddress;
lpOrigParameter = winThreadPtr->lpParameter;