show_glyphs doesn't work well

[alexe cn gmail com]

Hi all,
   I run nmake test on win32 and got these messages:

-----------------------------------------------------------------------------------------------------------------------------------
       C:\Perl\bin\perl.exe "-MExtUtils::Command::MM" "-e"
"test_harness(0, 'blib\lib', 'blib\arch'
)" t/*.t
t/Cairo...........ok 1/68Free to wrong pool 285ca8 not 80184 at
t/Cairo.t line 197.
t/Cairo...........dubious
       Test returned status 5 (wstat 1280, 0x500)
DIED. FAILED tests 41-68
       Failed 28/68 tests, 58.82% okay
t/CairoFont.......ok 1/20Free to wrong pool 285ca8 not 801e3 at
t/CairoFont.t line 68.
t/CairoFont.......dubious
       Test returned status 5 (wstat 1280, 0x500)
DIED. FAILED tests 14-20
       Failed 7/20 tests, 65.00% okay
t/CairoMatrix.....ok
t/CairoPath.......ok
t/CairoPattern....ok
t/CairoSurface....ok 1/64Free to wrong pool 285ca8 not c01c7 at
t/CairoSurface.t line 130.
t/CairoSurface....dubious
       Test returned status 5 (wstat 1280, 0x500)
DIED. FAILED tests 24-64
       Failed 41/64 tests, 35.94% okay
Failed Test      Stat Wstat Total Fail  Failed  List of Failed
-------------------------------------------------------------------------------
t/Cairo.t           5  1280    68   56  82.35%  41-68
t/CairoFont.t       5  1280    20   14  70.00%  14-20
t/CairoSurface.t    5  1280    64   82 128.13%  24-64
Failed 3/6 test scripts, 50.00% okay. 76/191 subtests failed, 60.21% okay.
NMAKE : fatal error U1077: "C:\Perl\bin\perl.exe" : 返回代码"0x5"
Stop.
--------------------------------------------------------------------------------------------------------------------------

I found it's caused by show_glyphs and glyph_path functions.
It seems that all glyph related functions doesn't work well. I changed
cairo version from 1.2.0 to 1.4.2, but all can't work.
Becaues i want to write one text edit programme with cairo-perl on
win32, so can anybody check this error?

+-----------------------------------------------+
|By Alexe (http://alexe.cublog.cn)|
+----------------------------------------------+