Asan is detecting a use after free. Michael G or Joe, is this likely either of you?
SUMMARY: AddressSanitizer: heap-use-after-free (/Users/buildnode/jenkins/workspace/oss-swift-incremental-ASAN-RA-osx/buildbot_incremental_asan/swift-macosx-x86_64/bin/swift:x86_64+0x101bc796c) in swift::eraseUsesOfInstruction(swift::SILInstruction*, std::__1::function<void (swift::SILInstruction*)>) > On Aug 29, 2017, at 4:15 PM, no-re...@swift.org wrote: > > [FAILURE] oss-swift-incremental-ASAN-RA-osx [#114] > > Build URL: https://ci.swift.org/job/oss-swift-incremental-ASAN-RA-osx/114/ > <https://ci.swift.org/job/oss-swift-incremental-ASAN-RA-osx/114/> > Project: oss-swift-incremental-ASAN-RA-osx > Date of build: Tue, 29 Aug 2017 16:26:15 -0500 > Build duration: 1 hr 50 min > > Changes > > Commit 58fefc174cb6fade894c9c9349dbf34bab7f34a6 by mgottesman: > [sil-ownership] is_nonnull does not take trivial values, it takes > > edit: test/SIL/ownership-verifier/use_verifier.sil > edit: lib/SIL/SILOwnershipVerifier.cpp > > Commit fb1b2a8d9d2277a53c7b1bc76f983ccd38b9f925 by shajrawi: > Use emitCopy/Destroy value instead of LoweredCopy/Destroy for large > > edit: lib/SILOptimizer/Transforms/SILLowerAggregateInstrs.cpp > edit: lib/SILOptimizer/Transforms/SILMem2Reg.cpp > edit: lib/SIL/TypeLowering.cpp > > Commit 5c65887fd00e99237eb1032634249634e8a7a236 by xi_ge: > [SourceKit] Add function argument when optional chaining is used > > edit: lib/IDE/SyntaxModel.cpp > edit: test/IDE/structure.swift > edit: test/SourceKit/DocumentStructure/structure.swift.response > edit: test/SourceKit/DocumentStructure/Inputs/main.swift
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