[SR-12240] Linux/Ubuntu/aarch64 Reflection/typeref_decoding_asan.swift test failing.

[futurejones]

Previous ID	SR-12240
Radar	rdar://problem/59655520
Original Reporter	@futurejones
Type	Bug

Environment

Linux Aarch64 Ubuntu 18.04 / 16.04

Additional Detail from JIRA

| | | |------------------|-----------------| |Votes | 0 | |Component/s | Compiler | |Labels | Bug | |Assignee | None | |Priority | Medium | md5: 76090310ed377aa9387facc988ef5a68

Issue Description:

Reflection/typeref_decoding_asan.swift test was passing on Swift 5.1.* and is now failing on swift-5.2-branch and master.

FAIL: Swift(linux-aarch64) :: Reflection/typeref_decoding_asan.swift (1 of 1)
******************** TEST 'Swift(linux-aarch64) :: Reflection/typeref_decoding_asan.swift' FAILED ********************
Script:
--
: 'RUN: at line 2';   rm -rf "/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/test-linux-aarch64/Reflection/Output/typeref_decoding_asan.swift.tmp" && mkdir -p "/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/test-linux-aarch64/Reflection/Output/typeref_decoding_asan.swift.tmp"
: 'RUN: at line 3';   /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/bin/swiftc -target aarch64-unknown-linux-gnu -toolchain-stdlib-rpath  -module-cache-path '/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/swift-test-results/aarch64-unknown-linux-gnu/clang-module-cache' -swift-version 4  -Xfrontend -ignore-module-source-info  /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/Inputs/ConcreteTypes.swift /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/Inputs/GenericTypes.swift /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/Inputs/Protocols.swift /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/Inputs/Extensions.swift /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/Inputs/Closures.swift -parse-as-library -emit-module -emit-library -module-name TypesToReflect -sanitize=address -o /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/test-linux-aarch64/Reflection/Output/typeref_decoding_asan.swift.tmp/libTypesToReflect.so
: 'RUN: at line 4';   /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/bin/swift-reflection-dump -arch aarch64 -binary-filename /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64/test-linux-aarch64/Reflection/Output/typeref_decoding_asan.swift.tmp/libTypesToReflect.so | '/usr/bin/python' '/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/utils/PathSanitizingFileCheck' --sanitize BUILD_DIR='/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/swift-linux-aarch64' --sanitize SOURCE_DIR='/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift' --use-filecheck '/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/build/buildbot_linux/llvm-linux-aarch64/bin/FileCheck'  /home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/typeref_decoding_asan.swift
--
Exit Code: 1

Command Output (stderr):
--
/home/jenkins-agent/jenkins_slave/workspace/swift-master-aarch64/swift/test/Reflection/typeref_decoding_asan.swift:8:11: error: CHECK: expected string not found in input
// CHECK: TypesToReflect.Box
          ^
<stdin>:4:1: note: scanning from here
ASSOCIATED TYPES:
^
<stdin>:4:8: note: possible intended match here
ASSOCIATED TYPES:
       ^

--

********************

Testing Time: 2.58s
********************
Failing Tests (1):
    Swift(linux-aarch64) :: Reflection/typeref_decoding_asan.swift

  Unexpected Failures: 1

[hborla]

@swift-ci create