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[maccatalyst][coreclr] Fix native build failure on Xcode 26.2 #124220

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Merged
davidnguyen-tech merged 2 commits into from
Feb 19, 2026
+8 −3
Merged

[maccatalyst][coreclr] Fix native build failure on Xcode 26.2 #124220

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6d80c01
Fix maccatalyst native build failure on Xcode 26.2
davidnguyen-tech Feb 11, 2026
9f1bf51
Address review notes
davidnguyen-tech Feb 17, 2026
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9 changes: 6 additions & 3 deletions eng/native/build-commons.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -91,9 +91,12 @@ build_native()
if [[ "$targetOS" == maccatalyst ]]; then
cmakeArgs="-C $__RepoRootDir/eng/native/tryrun_ios_tvos.cmake $cmakeArgs"

# set default macCatalyst deployment target
# keep in sync with SetOSTargetMinVersions in the root Directory.Build.props
cmakeArgs="-DCMAKE_SYSTEM_NAME=Darwin -DCMAKE_OSX_SYSROOT=macosx -DCMAKE_SYSTEM_VARIANT=maccatalyst -DCMAKE_OSX_DEPLOYMENT_TARGET=17.0 $cmakeArgs"
# Intentionally do not set CMAKE_OSX_DEPLOYMENT_TARGET for maccatalyst here:
# - CMake interprets CMAKE_OSX_DEPLOYMENT_TARGET as a macOS minimum version
# instead of MacCatalyst, causing newer clang to reject it as invalid.
# - The effective Catalyst minimum version is enforced via the
# -target *-apple-ios<version>-macabi flag in eng/native/configurecompiler.cmake
cmakeArgs="-DCMAKE_SYSTEM_NAME=Darwin -DCMAKE_OSX_SYSROOT=macosx -DCMAKE_SYSTEM_VARIANT=maccatalyst $cmakeArgs"
fi

if [[ "$targetOS" == android || "$targetOS" == linux-bionic ]]; then
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2 changes: 2 additions & 0 deletions eng/native/configurecompiler.cmake
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Expand Up @@ -727,6 +727,8 @@ if (CLR_CMAKE_HOST_UNIX OR CLR_CMAKE_HOST_WASI)
endif()
endif()
add_link_options(${DISABLE_OVERRIDING_MIN_VERSION_ERROR})
# Keep the Catalyst version in the -target triples below in sync
# with MacCatalystVersionMin in SetOSTargetMinVersions in Directory.Build.props.
if(CLR_CMAKE_HOST_ARCH_ARM64)
set(CLR_CMAKE_MACCATALYST_COMPILER_TARGET "arm64-apple-ios17.0-macabi")
add_link_options(-target ${CLR_CMAKE_MACCATALYST_COMPILER_TARGET})
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