[Swift CI] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 16.04 - Long Test (main) #7846

# [FAILURE] oss-swift-incremental-RA-linux-ubuntu-16_04-long-test [#7846]

Build URL: https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16_04-long-test/7846/
Project: oss-swift-incremental-RA-linux-ubuntu-16_04-long-test
Date of build: Wed, 10 Mar 2021 08:19:00 -0600
Build duration: 1 hr 10 min

Identified problems:- Compile Error: This build failed because of a compile error. Below is a list of all errors in the build log:

Changes- Commit ba901ad2ad86981cc2f7b0c19bc841e435dc238e by aschwaighofer:

IRGen: Enable update of extended frame pointer entry on x86_64

  • edit: lib/IRGen/SwiftTargetInfo.cpp

  • Commit 74fe92ffdb0c13c548773c97ee2dd6ba9b757b00 by eeckstein:

    SILCombine: remove dead unconditional_checked_cast

    • edit: test/SILOptimizer/sil_combine.sil
    • edit: test/SILOptimizer/sil_combine_ossa.sil
    • edit: lib/SILOptimizer/Analysis/SimplifyInstruction.cpp