Re: Memory problems: new versus GlobalAlloc

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Article #7033

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#7033

From: Wim Bekker
Date: Thu, 24 Mar 2005 12:59

81 lines
4169 bytes

(lines with begin are handled specially???)

      TotalAddrSpace  TotalUncommitted  TotalCommitted

Xbegin       1.048.576    950.272     98.304
size=921600 2.097.152  1.064.960  1.032.192
end         1.048.576    950.272     98.304
result              0          0          0

begin       1.048.576    966.656     81.920
size=921600 1.048.576     32.768  1.015.808
end         1.048.576    966.656     81.920
result              0          0          0

begin       1.048.576    966.656     81.920
size=921600 1.048.576     16.384  1.032.192
end         1.048.576    966.656     81.920
result              0          0          0

begin       1.048.576    950.272     98.304
size=921600 2.097.152  1.048.576  1.048.576
end         1.048.576    933.888    114.688
result              0    -16.384     16.384

begin       1.048.576    933.888    114.688
size=921600 2.097.152  1.032.192  1.064.960
end         1.048.576    933.888    114.688
result              0          0          0

begin       1.048.576    933.888    114.688
size=921600 2.097.152  1.032.192  1.064.960
end         2.097.152  1.966.080    131.072
result      1.048.576  1.032.192     16.384        Not zero, the next time
an error

begin       2.097.152  1.966.080    131.072
size=921600 3.145.728  2.064.384  1.081.344
(0) Result=0 Access denied. (this doesn't make sense and sometimes I get a
message not enough memory)
end         2.097.152  1.966.080    131.072
result              0          0          0



If I add a TImage to the form and do
Image1->Picture->Assign(Bitmap);
just before deleting the buffer, the error occurs almost direct:

begin       1.048.576    999.424     49.152
size=921600 1.048.576     49.152    999.424
end         1.048.576    983.040     65.536
result              0    -16.384     16.384    Not zero, but this is the
very first time, no error

begin       1.048.576    983.040     65.536
size=921600 2.097.152  1.081.344  1.015.808
end         2.097.152  2.015.232     81.920
result      1.048.576  1.032.192     16.384    Not zero, the next time an
error

begin       2.097.152  2.015.232     81.920
size=921600 3.145.728  2.113.536  1.032.192
(0) Result=0 Access denied.
end         3.145.728  3.063.808     81.920
result      1.048.576  1.048.576          0

begin       3.145.728  3.063.808     81.920
size=921600 3.145.728  2.113.536  1.032.192
end         2.097.152  2.031.616     65.536
result     -1.048.576 -1.032.192    -16.384

begin       2.097.152  2.031.616     65.536
size=921600 2.097.152  1.081.344  1.015.808
end         2.097.152  2.015.232     81.920
result              0    -16.384     16.384

begin       2.097.152  2.015.232     81.920
size=921600 3.145.728  2.113.536  1.032.192
(1) Result=0 Access denied.
end         3.145.728  3.047.424     98.304
result      1.048.576  1.032.192     16.384

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From: "Wim Bekker" <no-no-no-mail@no-no-noware.com>
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Subject: Re: Memory problems: new versus GlobalAlloc
Date: Thu, 24 Mar 2005 13:59:52 +0100
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