pitrou commented on code in PR #13661:
URL: https://github.com/apache/arrow/pull/13661#discussion_r926388097
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cpp/cmake_modules/SetupCxxFlags.cmake:
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@@ -597,25 +597,32 @@ endif()
# For CMAKE_BUILD_TYPE=FastDebug
# Same as DEBUG, except with some optimizations on.
# For CMAKE_BUILD_TYPE=Release
-# -O3: Enable all compiler optimizations
+# -O2: Enable all compiler optimizations
# Debug symbols are stripped for reduced binary size. Add
# -DARROW_CXXFLAGS="-g" to add them
+
if(NOT MSVC)
+ string(REPLACE "-O3 -DNDEBUG" "" CMAKE_CXX_FLAGS_RELEASE
"${CMAKE_CXX_FLAGS_RELEASE}")
Review Comment:
Why remove `-DNDEBUG` here?
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