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10 changes: 10 additions & 0 deletions Misc/NEWS.d/next/Windows/2020-04-01-23-51-14.bpo-40151.fyT5PT.rst
Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
Similarly to bpo-40145, this tweaks build options to reduce the size of the
_overlapped binary.

_overlapped.pyd 32 bit release size reduction: -3KB

_overlapped_d.pyd 32 bit debug size reduction: -21KB

_overlapped.pyd 64 bit release size reduction: -3KB

_overlapped_d.pyd 64 bit debug size reduction: -33KB
99 changes: 99 additions & 0 deletions PCbuild/_overlapped.vcxproj
Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,106 @@
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<GenerateDebugInformation Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">DebugFull</GenerateDebugInformation>
<OptimizeReferences Condition="'$(Configuration)|$(Platform)'=='Debug|ARM'">true</OptimizeReferences>
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<LinkTimeCodeGeneration Condition="'$(Configuration)|$(Platform)'=='Debug|ARM'">UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
<OptimizeReferences Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</OptimizeReferences>
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<LinkTimeCodeGeneration Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
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<LinkTimeCodeGeneration Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
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<GenerateDebugInformation Condition="'$(Configuration)|$(Platform)'=='PGUpdate|ARM'">DebugFull</GenerateDebugInformation>
<GenerateDebugInformation Condition="'$(Configuration)|$(Platform)'=='Release|ARM'">DebugFull</GenerateDebugInformation>
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<GenerateDebugInformation Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'">DebugFull</GenerateDebugInformation>
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<AdditionalOptions Condition="'$(Configuration)|$(Platform)'=='Debug|ARM'">/Zo</AdditionalOptions>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='Release|ARM'">AnySuitable</InlineFunctionExpansion>
<AdditionalOptions Condition="'$(Configuration)|$(Platform)'=='Release|ARM'">/Zo /Gw</AdditionalOptions>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'">AnySuitable</InlineFunctionExpansion>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'">AnySuitable</InlineFunctionExpansion>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'">AnySuitable</InlineFunctionExpansion>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'">AnySuitable</InlineFunctionExpansion>
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<InlineFunctionExpansion Condition="'$(Configuration)|$(Platform)'=='Release|x64'">AnySuitable</InlineFunctionExpansion>
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<ClCompile Include="..\Modules\overlapped.c" />
Expand Down