File: stacksize.ll

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llvm-toolchain-7 1%3A7.0.1-8~deb9u3
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; RUN: llc -march=mipsel -relocation-model=static < %s | FileCheck %s 

define i32 @foo(i32 %a) nounwind readnone {
entry:
; check that stack size is zero.
; CHECK-NOT: addiu $sp, $sp
  %add = add nsw i32 %a, 1
  ret i32 %add
}