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; RUN: opt < %s -passes='cgscc(inline)' -S | FileCheck %s
@a = global i32 1
@b = global i32 2
@c = global double 3.141593e+00
define i32 @callee1() !implicit.ref !0 {
ret i32 0
}
define i32 @callee2() !implicit.ref !1 {
ret i32 1
}
define i32 @callee3() {
%i = call i32 @callee2()
ret i32 %i
}
; CHECK: @callee3() !implicit.ref !1
define i32 @caller1() {
%i = call i32 @callee1()
ret i32 %i
}
; CHECK: @caller1() !implicit.ref !0
define i32 @caller2() !implicit.ref !2 {
%i = call i32 @callee1()
ret i32 %i
}
; CHECK: @caller2() !implicit.ref !2 !implicit.ref !0
define i32 @caller3() {
%i = call i32 @caller4()
ret i32 %i
}
; CHECK: @caller3() !implicit.ref !0 !implicit.ref !1
define i32 @caller4() {
%a = call i32 @callee1()
%b = call i32 @callee2()
%add = add i32 %a, %b
ret i32 %add
}
; CHECK: @caller4() !implicit.ref !0 !implicit.ref !1
!0 = !{ptr @a}
!1 = !{ptr @b}
!2 = !{ptr @c}
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