; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -disable-output -S -passes=print-ir-similarity < %s 2>&1 | FileCheck --allow-empty %s ; This is a simple test to make sure the IRSimilarityPrinterPass returns ; nothing when there is nothing to analyze. ; CHECK-NOT: Found in define linkonce_odr void @fish() { entry: ret void }