On 02/05/16 11:16, Siyuan Ren wrote:
> I have CMake 3.5.2.
>
> I write a simple CMakeLists.txt like the below
>
> ```
> project(mytest)
> add_executable(mytest test.cpp)
> ```
>
> Then generate the Xcode project file with `cmake -G Xcode .`. Open the
> project file in Xcode, and I found the optimization level on all kinds
> of build, including "Debug", "Release", "RelWithDebInfo",
> "MinSizeRel", to be "None (-O0)".
>
> Do I do something wrong? Or CMake Xcode generator cannot even handle
> the simplest project right?
Works for me:
xcodebuild -showBuildSettings -target mytest -configuration Release|grep
OPTIMI
GCC_OPTIMIZATION_LEVEL = 3
Which version of Xcode do you use?
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