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For the Visual C++ example DNN builds, crank up stack size from default 1 MB to 16 MB in order to avoid stack overflow errors (0xC00000FD) #3130

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davisking merged 1 commit into from
Jan 1, 2026
+10 −0
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For the Visual C++ example DNN builds, crank up stack size from default 1 MB to 16 MB in order to avoid stack overflow errors (0xC00000FD) #3130

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10 changes: 10 additions & 0 deletions examples/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -112,6 +112,16 @@ macro(add_example name)
# required though.
target_link_options(${name} PRIVATE $<$<CONFIG:RELEASE>:-s>)
endif()

if (MSVC)
# For DNN builds on Visual C++, increase the stack size from the default 1 MB -
# because otherwise there may easily be a stack overflow error (0xC00000FD) when
# calling cudnnFindConvolutionBackwardDataAlgorithm (and/or friends) on Blackwell
# (where calling these "Find" functions may result in a deep recursive search).
if (${name} MATCHES "dnn_.*_ex")
set_target_properties(${name} PROPERTIES LINK_FLAGS "/STACK:16777216")
endif()
endif()
endmacro()

# if an example requires GUI, call this macro to check DLIB_NO_GUI_SUPPORT to include or exclude
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