; 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
}