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; RUN: opt -passes='function(coro-early),cgscc(coro-split)' -S < %s | FileCheck %s
declare token @llvm.coro.id(i32, i8* readnone, i8* nocapture readonly, i8*)
declare i8* @llvm.coro.begin(token, i8* writeonly)
declare token @llvm.coro.save(i8*)
declare i8 @llvm.coro.suspend(token, i1)
; CHECK-LABEL: define void @foo()
; CHECK-LABEL: define {{.*}}void @foo.resume(
; CHECK: call void @foo()
; CHECK-LABEL: define {{.*}}void @foo.destroy(
define void @foo() "coroutine.presplit"="0" {
entry:
%__promise = alloca i32, align 8
%0 = bitcast i32* %__promise to i8*
%1 = call token @llvm.coro.id(i32 16, i8* %0, i8* null, i8* null)
%2 = call i8* @llvm.coro.begin(token %1, i8* null)
br i1 undef, label %if.then154, label %init.suspend
init.suspend: ; preds = %entry
%save = call token @llvm.coro.save(i8* null)
%3 = call i8 @llvm.coro.suspend(token %save, i1 false)
%cond = icmp eq i8 %3, 0
br i1 %cond, label %if.then154, label %invoke.cont163
if.then154: ; preds = %init.suspend, %entry
call void @foo()
br label %invoke.cont163
invoke.cont163: ; preds = %if.then154, %init.suspend
ret void
}
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