[swift-dev] build failure: DISPATCH_QUEUE_OVERCOMMIT

[Drew Crawford]

Not sure where to post this, but I'm having trouble building CoreFoundation in  swift-DEVELOPMENT-SNAPSHOT-2016-02-25-due to some kind of libdispatch issue.

The exact error is

FAILED: mkdir -p `dirname ../build/buildbot_linux/foundation-linux-x86_64/Foundation/CoreFoundation/PlugIn.subproj/CFPlugIn_PlugIn.c.o`; /swift-dev/build/buildbot_linux/llvm-linux-x86_64/bin/clang -fcolor-diagnostics -fdollars-in-identifiers -fblocks -fobjc-runtime=macosx-10.11 -fintegrated-as -fPIC --target=x86_64-linux-gnu -O2   -Ibootstrap/common/usr/include -Ibootstrap/common/usr/local/include   -Ibootstrap/x86_64-linux-gnu/usr/include -Ibootstrap/x86_64-linux-gnu/usr/local/include  -I../build/buildbot_linux/foundation-linux-x86_64/Foundation -I../build/buildbot_linux/foundation-linux-x86_64 -I../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift -I../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift/CoreFoundation -I../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift/CoreFoundation -I../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift/CoreFoundation -DDEPLOYMENT_TARGET_LINUX -D_GNU_SOURCE -DU_SHOW_DRAFT_API -DCF_BUILDING_CF -DDEPLOYMENT_RUNTIME_SWIFT -fconstant-cfstrings -fexceptions -Wno-shorten-64-to-32 -Wno-deprecated-declarations -Wno-unreachable-code -Wno-conditional-uninitialized -Wno-unused-variable -Wno-int-conversion -Wno-unused-function -I/usr/include/libxml2 -I./ -DDEPLOYMENT_ENABLE_LIBDISPATCH -I/swift-dev/swift-corelibs-libdispatch -I/swift-dev/build/buildbot_linux/libdispatch-linux-x86_64/tests -include CoreFoundation/Base.subproj/CoreFoundation_Prefix.h  -c CoreFoundation/PlugIn.subproj/CFPlugIn_PlugIn.c -o ../build/buildbot_linux/foundation-linux-x86_64/Foundation/CoreFoundation/PlugIn.subproj/CFPlugIn_PlugIn.c.o
In file included from CoreFoundation/PlugIn.subproj/CFPlugIn_PlugIn.c:16:
In file included from CoreFoundation/PlugIn.subproj/CFBundle_Internal.h:22:
In file included from ../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift/CoreFoundation/CFInternal.h:854:
In file included from /swift-dev/build/buildbot_linux/libdispatch-linux-x86_64/tests/dispatch/private.h:55:
/swift-dev/build/buildbot_linux/libdispatch-linux-x86_64/tests/dispatch/queue_private.h:45:2: error: expected identifier
        DISPATCH_QUEUE_OVERCOMMIT = 0x2ull,
        ^
../build/buildbot_linux/foundation-linux-x86_64/Foundation/usr/lib/swift/CoreFoundation/CFInternal.h:811:35: note: expanded from macro 'DISPATCH_QUEUE_OVERCOMMIT'
#define DISPATCH_QUEUE_OVERCOMMIT 2
                                  ^
1 error generated.

Using this preset:

./utils/build-script: using preset 'drew', which expands to ./utils/build-script --assertions --no-swift-stdlib-assertions --llbuild --swiftpm --xctest --build-subdir=buildbot_linux --lldb --release --test --validation-test --foundation --libdispatch -- --swift-enable-ast-verifier=0 --install-swift --install-lldb --install-llbuild --install-swiftpm --install-xctest --install-prefix=/usr '--swift-install-components=compiler;clang-builtin-headers;stdlib;sdk-overlay;license' --build-swift-static-stdlib=1 --build-swift-stdlib-unittest-extra=1 --skip-test-lldb=1 --test-installable-package=1 --install-destdir=/tmp/install/ --installable-package=/tmp/swift.tar.gz --install-foundation --reconfigure --install-libdispatch=1 --skip-test-libdispatch=1 --skip-test-foundation=1
./utils/build-script: command terminated with a non-zero exit status 1, aborting
The command '/bin/sh -c ./utils/build-script --preset=drew --preset-file=presets.ini --preset-file=utils/build-presets.ini installable_package="/tmp/swift.tar.gz" install_destdir="/tmp/install/"' returned a non-zero code: 1
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