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fix: re-enable /GS and only use some flags on release builds

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Signed-off-by: seth <getchoo@tuta.io>
This commit is contained in:
seth 2022-12-16 16:05:12 -05:00
parent 7b805a38b9
commit a61daa40dc
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GPG Key ID: D31BD0D494BBEE86
1 changed files with 10 additions and 5 deletions
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15
CMakeLists.txt
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@ -28,13 +28,10 @@ set(CMAKE_CXX_STANDARD 17)
set(CMAKE_C_STANDARD 11)
include(GenerateExportHeader)
if(MSVC)
# /GL enables whole program optimizations
# /Gw helps reduce binary size
# /Gy allows the compiler to package individual functions
# /guard:cf enables control flow guard
# /GS Adds buffer security checks, default on but incuded anyway to mirror gcc's fstack-protector flag
# /permissive- specify standards-conforming compiler behavior, also enabled by Qt6, default on with std:c++20
# Use /W4 as /Wall includes unnesserey warnings such as added padding to structs
set(CMAKE_CXX_FLAGS "/GL /Gw /Gy /guard:cf /permissive- /W4 ${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "/GS /permissive- /W4 ${CMAKE_CXX_FLAGS}")
# LINK accepts /SUBSYSTEM whics sets if we are a WINDOWS (gui) or a CONSOLE programs
# This implicitly selects an entrypoint specific to the subsystem selected
@ -46,6 +43,14 @@ if(MSVC)
# /STACK sets the stack reserve size, ATL's pack list needs 3-4 MiB as of November 2022, provide 8 MiB
set(CMAKE_EXE_LINKER_FLAGS "/LTCG /MANIFEST:NO /STACK:8388608 ${CMAKE_EXE_LINKER_FLAGS}")
# /GL enables whole program optimizations
# /Gw helps reduce binary size
# /Gy allows the compiler to package individual functions
# /guard:cf enables control flow guard
foreach(lang C CXX)
set("CMAKE_${lang}_FLAGS_RELEASE" "/GL /Gw /Gy /guard:cf")
endforeach()
# See https://github.com/ccache/ccache/issues/1040
# Note, CMake 3.25 replaces this with CMAKE_MSVC_DEBUG_INFORMATION_FORMAT
# See https://cmake.org/cmake/help/v3.25/variable/CMAKE_MSVC_DEBUG_INFORMATION_FORMAT.html