| ; RUN: llc < %s -O1 --debug-pass=Structure 2>&1 | FileCheck %s --check-prefix=O1 | |
| ; RUN: llc < %s -O2 --debug-pass=Structure 2>&1 | FileCheck %s --check-prefix=O2 | |
| ; Test if RegisterCoalesce pass is disabled in -O1. | |
| ; O1-NOT: Register Coalescer | |
| ; O2: Register Coalescer | |
| target triple = "wasm32-unknown-unknown" | |
| define void @test() { | |
| ret void | |
| } |