[swift-dev] master fails to build

[Greg Parker]

> On Feb 11, 2017, at 10:46 AM, Ben Ng via swift-dev <swift-dev at swift.org> wrote:
> 
> I can’t seem to build master right now:
> 
> git pull
> ./utils/update-checkout --clone-with-ssh
> ./utils/build-script --release --assertions
> 
> (…)
> 
> [17/558] Linking CXX shared library lib/swift/macosx/x86_64/libswiftCore.dylib
> FAILED: lib/swift/macosx/x86_64/libswiftCore.dylib
> Undefined symbols for architecture x86_64:
>   "llvm::EnableABIBreakingChecks", referenced from:
>       llvm::VerifyEnableABIBreakingChecks in Casting.cpp.o
>       llvm::VerifyEnableABIBreakingChecks in Demangle.cpp.o
>       llvm::VerifyEnableABIBreakingChecks in Metadata.cpp.o
>       llvm::VerifyEnableABIBreakingChecks in MetadataLookup.cpp.o
>       llvm::VerifyEnableABIBreakingChecks in Remangle.cpp.o
>       llvm::VerifyEnableABIBreakingChecks in SwiftNativeNSXXXBase.mm.o
> 
> Is anyone else running into this?

This was a hiccup after an LLVM change a few weeks ago. Try deleting your entire build directory and rebuilding.


-- 
Greg Parker     gparker at apple.com <mailto:gparker at apple.com>     Runtime Wrangler


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