llvm-project/llvm/test/Transforms/Inline/inline_dce.ll

37 lines
700 B
LLVM

; This checks to ensure that the inline pass deletes functions if they get
; inlined into all of their callers.
; RUN: opt < %s -inline -S | \
; RUN: not grep @reallysmall
define internal i32 @reallysmall(i32 %A) {
; CHECK-NOT: @reallysmall
entry:
ret i32 %A
}
define void @caller1() {
; CHECK-LABEL: define void @caller1()
entry:
call i32 @reallysmall(i32 5)
; CHECK-NOT: call
ret void
}
define void @caller2(i32 %A) {
; CHECK-LABEL: define void @caller2(i32 %A)
entry:
call i32 @reallysmall(i32 %A)
; CHECK-NOT: call
ret void
}
define i32 @caller3(i32 %A) {
; CHECK-LABEL: define void @caller3(i32 %A)
entry:
%B = call i32 @reallysmall(i32 %A)
; CHECK-NOT: call
ret i32 %B
}