[Bug 36340] New: valgrind shows several warnings in ddraw/tests/ddraw2.c

https://bugs.winehq.org/show_bug.cgi?id=36340

Bug ID: 36340
           Summary: valgrind shows several warnings in
                    ddraw/tests/ddraw2.c
           Product: Wine
           Version: 1.7.18
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase
          Severity: normal
          Priority: P2
         Component: directx-d3d
          Assignee: [e-mail]
          Reporter: [e-mail]

==20452== Conditional jump or move depends on uninitialised value(s)
==20452==    at 0x5842378: GetRegionData (region.c:889)
==20452==    by 0x4E726BE: ddraw_clipper_GetClipList (clipper.c:213)
==20452==    by 0x4EA05EE: ddraw_surface7_Blt (surface.c:1429)
==20452==    by 0x4EA1FE6: ddraw_surface1_Blt (surface.c:1597)
==20452==    by 0x4D9776E: test_clipper_blt (ddraw2.c:647)
==20452==    by 0x4DA7C8E: func_ddraw2 (ddraw2.c:6398)
==20452==    by 0x4E1C6DC: run_test (test.h:584)
==20452==    by 0x4E1CACB: main (test.h:654)
==20452==  Uninitialised value was created by a stack allocation
==20452==    at 0x4EA0411: ddraw_surface7_Blt (surface.c:1503)
==20452==

and several leaks, e.g.,:
==20664== 20 bytes in 1 blocks are definitely lost in loss record 208 of 1,043
==20664==    at 0x7BC50A9B: RtlAllocateHeap (heap.c:255)
==20664==    by 0x4E8EA7E: DirectDrawCreateClipper (ddraw.c:3274)
==20664==    by 0x4E8EC42: ddraw7_CreateClipper (ddraw.c:3309)
==20664==    by 0x4E8ED9F: ddraw2_CreateClipper (ddraw.c:3331)
==20664==    by 0x4DA6CBC: test_clipper_blt (ddraw2.c:565)
==20664==    by 0x4DB7C8E: func_ddraw2 (ddraw2.c:6398)
==20664==    by 0x4E2C6DC: run_test (test.h:584)
==20664==    by 0x4E2CACB: main (test.h:654)
==20664==