-- src.go --
package main
func f() int
func g() int
func h() int
func main() {
    _ = f() + g() + h()
}
-- want --
B0: ExKindSubExpr, CFG block .0
	f()
	succs: B1

B1: ExKindSubExpr, CFG block .0
	g()
	succs: B2

B2: ExKindSubExpr, CFG block .0
	h()
	succs: B3

B3: ExKindStmt, CFG block .0
	_ = B0 + B1 + B2
	succs: B4

B4: ExKindStmt, CFG block .0
	return