1d763f3833
This reverts commit ce9e1d3c15ed6290f1cb07b482939976fa8115cd. The unittest added in this commit seems to be flaky causing random failure on buildbots: - https://lab.llvm.org/buildbot/#/builders/46/builds/13235 - https://lab.llvm.org/buildbot/#/builders/46/builds/13232 - https://lab.llvm.org/buildbot/#/builders/46/builds/13228 - https://lab.llvm.org/buildbot/#/builders/46/builds/13224 - https://lab.llvm.org/buildbot/#/builders/46/builds/13220 - https://lab.llvm.org/buildbot/#/builders/46/builds/13210 - https://lab.llvm.org/buildbot/#/builders/46/builds/13208 - https://lab.llvm.org/buildbot/#/builders/46/builds/13207 - https://lab.llvm.org/buildbot/#/builders/46/builds/13202 - https://lab.llvm.org/buildbot/#/builders/46/builds/13196 and - https://lab.llvm.org/buildbot/#/builders/180/builds/14266 - https://lab.llvm.org/buildbot/#/builders/180/builds/14254 - https://lab.llvm.org/buildbot/#/builders/180/builds/14250 - https://lab.llvm.org/buildbot/#/builders/180/builds/14245 - https://lab.llvm.org/buildbot/#/builders/180/builds/14244 - https://lab.llvm.org/buildbot/#/builders/180/builds/14226