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KvanTTT
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Mar 21, 2026
| set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O2 -pedantic -Wall -Wextra -Wno-sign-compare -Wcast-align -Wcast-qual -Wctor-dtor-privacy -Wdisabled-optimization -Wformat=2 -Wmissing-declarations -Wmissing-include-dirs -Woverloaded-virtual -Wredundant-decls -Wshadow -Wstrict-overflow=1 -Wswitch-default -Wfloat-conversion -Wunused") | ||
| set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic -Wall -Wextra -Wno-sign-compare -Wcast-align -Wcast-qual -Wctor-dtor-privacy -Wdisabled-optimization -Wformat=2 -Wmissing-declarations -Wmissing-include-dirs -Woverloaded-virtual -Wredundant-decls -Wshadow -Wstrict-overflow=1 -Wswitch-default -Wfloat-conversion -Wunused") | ||
| set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS} -g3 -O0 -fno-omit-frame-pointer") | ||
| set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS} -g -O2 -DNDEBUG") |
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Also, the more aggressive optimization mode -O3 can be considered.
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-O2makes the debugging less convenient because some variable values become hidden.-O0resolved this problem.