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; RUN: opt < %s -inline -S | FileCheck %s
; Check that functions with "returns_twice" calls are only inlined,
; if they are themselves marked as such.
declare i32 @a() returns_twice
define i32 @inner1() {
entry:
%call = call i32 @a() returns_twice
%add = add nsw i32 1, %call
ret i32 %add
}
define i32 @outer1() {
entry:
; CHECK-LABEL: define i32 @outer1(
; CHECK: call i32 @inner1()
%call = call i32 @inner1()
%add = add nsw i32 1, %call
ret i32 %add
}
define i32 @inner2() returns_twice {
entry:
%call = call i32 @a() returns_twice
%add = add nsw i32 1, %call
ret i32 %add
}
define i32 @outer2() {
entry:
; CHECK-LABEL: define i32 @outer2(
; CHECK: call i32 @a()
%call = call i32 @inner2() returns_twice
%add = add nsw i32 1, %call
ret i32 %add
}
define i32 @inner3() {
entry:
%invoke = invoke i32 @a() returns_twice
to label %cont unwind label %lpad
cont:
%add = add nsw i32 1, %invoke
ret i32 %add
lpad:
%lp = landingpad i32 personality i8* null cleanup
resume i32 %lp
}
define i32 @outer3() {
entry:
; CHECK-LABEL: define i32 @outer3(
; CHECK: call i32 @inner3()
%call = call i32 @inner3()
%add = add nsw i32 1, %call
ret i32 %add
}
define i32 @inner4() returns_twice {
entry:
%invoke = invoke i32 @a() returns_twice
to label %cont unwind label %lpad
cont:
%add = add nsw i32 1, %invoke
ret i32 %add
lpad:
%lp = landingpad i32 personality i8* null cleanup
resume i32 %lp
}
define i32 @outer4() {
entry:
; CHECK-LABEL: define i32 @outer4(
; CHECK: invoke i32 @a()
%call = call i32 @inner4() returns_twice
%add = add nsw i32 1, %call
ret i32 %add
}
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