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Option to enable LTO #419

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Option to enable LTO #419

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3 changes: 2 additions & 1 deletion .github/workflows/project-pipeline.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ jobs:
run: |
if [ "$GITHUB_REF_TYPE" == "tag" ]; then
echo "BUILD_TYPE=Release" >> "$GITHUB_ENV"
echo "ENABLE_LTO=1" >> "$GITHUB_ENV"
echo "BUILD_VERSION=${GITHUB_REF_NAME:1}" >> "$GITHUB_ENV"
else
echo "BUILD_TYPE=Debug" >> "$GITHUB_ENV"
Expand All @@ -39,7 +40,7 @@ jobs:

- name: Build
run: |
cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_CXX_FLAGS=-DDEXED_ID=${{ env.BUILD_VERSION }}
cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_CXX_FLAGS=-DDEXED_ID=${{ env.BUILD_VERSION }} -DENABLE_LTO=${{ env.ENABLE_LTO }}
cmake --build ${{github.workspace}}/build --config ${{ env.BUILD_TYPE }}

- name: Show
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9 changes: 9 additions & 0 deletions CMakeLists.txt
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Expand Up @@ -4,6 +4,15 @@ project(Dexed VERSION 0.9.6)
#Compile commands, useful for some IDEs like VS-Code
set(CMAKE_EXPORT_COMPILE_COMMANDS TRUE)

include(CheckIPOSupported)
check_ipo_supported(RESULT supported OUTPUT error)
if (supported)
option(ENABLE_LTO "Enable LTO" OFF)
if (ENABLE_LTO)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
endif()
endif()

#Minimum MacOS target, set globally

if (${CMAKE_SYSTEM_NAME} STREQUAL "iOS")
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