| ; 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 | |
| } |