llvm-project/llvm/test/Transforms/DCE/guards.ll

12 lines
280 B
LLVM

; RUN: opt -passes=dce -S < %s | FileCheck %s
declare void @llvm.experimental.guard(i1,...)
define void @f(i32 %val) {
; CHECK-LABEL: @f(
; CHECK-NEXT: ret void
%val2 = add i32 %val, 1
call void(i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"(i32 %val2) ]
ret void
}