[DAGCombiner] Add target hook function to decide folding (mul (add x, c1), c2)

[llvm-project.git] / llvm / test / Transforms / ADCE / dce_pure_call.ll

; RUN: opt -adce -S < %s | not grep call

declare i32 @strlen(i8*) readonly nounwind willreturn

define void @test() {
        call i32 @strlen( i8* null )            ; <i32>:1 [#uses=0]
        ret void
}