Swift Package Index

Build Information

Failed to build LLVM, reference main (ff7a88), with Swift 6.4 for macOS (SPM) on 17 Sep 2026 15:13:51 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/llvm-swift/llvmswift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/llvm-swift/llvmswift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at ff7a881 Merge pull request #241 from Snowy1803/master
Cloned https://github.com/llvm-swift/llvmswift.git
Revision (git rev-parse @):
ff7a881eabf97cbd43006223494850a970761533
SUCCESS checkout https://github.com/llvm-swift/llvmswift.git at main
========================================
Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/llvm-swift/llvmswift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 97]
[Planning deferred tasks]
[23 / 34]
Fetching https://github.com/llvm-swift/FileCheck.git
[1/479] Fetching filecheck
Fetched https://github.com/llvm-swift/FileCheck.git (1.03s)
Computing version for https://github.com/llvm-swift/FileCheck.git
Computed https://github.com/llvm-swift/FileCheck.git at 0.2.6 (1.74s)
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/mxcl/Chalk.git
[1/82] Fetching chalk
[60/18986] Fetching chalk, swift-argument-parser
Fetched https://github.com/mxcl/Chalk.git (1.89s)
Fetched https://github.com/apple/swift-argument-parser (1.89s)
Computing version for https://github.com/mxcl/Chalk.git
Computed https://github.com/mxcl/Chalk.git at 0.5.0 (2.55s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.56s)
Creating working copy for https://github.com/llvm-swift/FileCheck.git
Working copy of https://github.com/llvm-swift/FileCheck.git resolved at 0.2.6
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.8.2
Creating working copy for https://github.com/mxcl/Chalk.git
Working copy of https://github.com/mxcl/Chalk.git resolved at 0.5.0
warning: 'spi-builder-workspace': failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: 'spi-builder-workspace': you may be able to install cllvm using your system-packager:
    brew install llvm
/Users/admin/builder/spi-builder-workspace/Sources/llvmshims/src/shim.cpp:1:10: fatal error: 'llvm-c/Core.h' file not found
    1 | #include "llvm-c/Core.h"
      |          ^~~~~~~~~~~~~~~
1 error generated.
error: CompileC /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/shim.o /Users/admin/builder/spi-builder-workspace/Sources/llvmshims/src/shim.cpp normal arm64 c++ com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /Users/admin/builder

    Using response file: /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp

    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x c++ -ivfsstatcache /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -target arm64-apple-macos12.0 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -fmodules-prune-interval\=86400 -fmodules-prune-after\=345600 -fbuild-session-file\=/Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -fmodules-validate-once-per-build-session -Wnon-modular-include-in-framework-module -Werror\=non-modular-include-in-framework-module -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-non-virtual-dtor -Wno-overloaded-virtual -Wno-exit-time-destructors -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wshorten-64-to-32 -Wno-newline-eof -Wno-c++11-extensions -Wno-implicit-fallthrough -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -fstrict-aliasing -Wdeprecated-declarations -Winvalid-offsetof -Wno-sign-conversion -Wno-infinite-recursion -Wno-move -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-range-loop-analysis -Wno-semicolon-before-method-body -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/shim.d --serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/shim.dia -c /Users/admin/builder/spi-builder-workspace/Sources/llvmshims/src/shim.cpp -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/shim.o -index-unit-output-path /LLVM.build/Debug/llvmshims-t.build/Objects-normal/arm64/shim.o
error: clang dependency scanning failure: While building module 'cllvm' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/Sources/cllvm/shim.h:6:10: fatal error: 'llvm-c/Analysis.h' file not found
module-include.input:1:1: fatal error: could not build module 'cllvm'
error: clang dependency scanning failure: While building module 'llvmshims' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/Sources/llvmshims/include/shim.h:2:10: fatal error: 'llvm-c/Types.h' file not found
module-include.input:1:1: fatal error: could not build module 'llvmshims'
error: /Users/admin/builder/spi-builder-workspace/Sources/LLVM/AddressSpace.swift:2:8 unable to resolve module dependency: 'cllvm'
error: /Users/admin/builder/spi-builder-workspace/Sources/LLVM/Call.swift:3:8 unable to resolve module dependency: 'llvmshims'
error: clang dependency scanning failure: While building module 'cllvm' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/Sources/cllvm/shim.h:6:10: fatal error: 'llvm-c/Analysis.h' file not found
module-include.input:1:1: fatal error: could not build module 'cllvm'
error: clang dependency scanning failure: While building module 'llvmshims' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/Sources/llvmshims/include/shim.h:2:10: fatal error: 'llvm-c/Types.h' file not found
module-include.input:1:1: fatal error: could not build module 'llvmshims'
error: SwiftDriver LLVM normal arm64 com.apple.xcode.tools.swift.compiler failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name LLVM -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/llvmshims.modulemap -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/cllvm/module.modulemap -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM-OutputFileMap.json -save-temps -color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/Sources/llvmshims/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/LLVM.build/Debug/LLVM-t.build/Objects-normal/arm64/LLVM-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm