Ignore empty rectangles in ExtCreateRegion.

8ac61c5a · Alexandre Julliard · e95136b7 · 8ac61c5a
Commit 8ac61c5a authored Jun 29, 2004 by Alexandre Julliard
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Showing with 4 additions and 1 deletion

region.c objects/region.c +4 -1

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--- a/objects/region.c
+++ b/objects/region.c
@@ -1018,7 +1018,10 @@ HRGN WINAPI ExtCreateRegion( const XFORM* lpXform, DWORD dwCount, const RGNDATA*
 	if (obj) {
            pEndRect = (RECT *)rgndata->Buffer + rgndata->rdh.nCount;
            for(pCurRect = (RECT *)rgndata->Buffer; pCurRect < pEndRect; pCurRect++)
-                REGION_UnionRectWithRegion( pCurRect, obj->rgn );
+            {
+                if (pCurRect->left < pCurRect->right && pCurRect->top < pCurRect->bottom)
+                    REGION_UnionRectWithRegion( pCurRect, obj->rgn );
+            }
 	    GDI_ReleaseObj( hrgn );

            TRACE("%p\n", hrgn );