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; RUN: opt < %s -passes=deadargelim -S | not grep DEADARG
; test - an obviously dead argument
define internal i32 @test(i32 %v, i32 %DEADARG1, ptr %p) {
store i32 %v, ptr %p
ret i32 %v
}
; hardertest - an argument which is only used by a call of a function with a
; dead argument.
define internal i32 @hardertest(i32 %DEADARG2) {
%p = alloca i32 ; <ptr> [#uses=1]
%V = call i32 @test( i32 5, i32 %DEADARG2, ptr %p ) ; <i32> [#uses=1]
ret i32 %V
}
; evenhardertest - recursive dead argument...
define internal void @evenhardertest(i32 %DEADARG3) {
call void @evenhardertest( i32 %DEADARG3 )
ret void
}
define internal void @needarg(i32 %TEST) {
call i32 @needarg2( i32 %TEST ) ; <i32>:1 [#uses=0]
ret void
}
define internal i32 @needarg2(i32 %TEST) {
ret i32 %TEST
}
define internal void @needarg3(i32 %TEST3) {
call void @needarg( i32 %TEST3 )
ret void
}
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