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18 lines
458 B
Plaintext
18 lines
458 B
Plaintext
// RUN: %target-sil-opt %s -verify
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// REQUIRES: asserts
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sil_stage canonical
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protocol Proto {
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}
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sil @test : $@convention(thin) (@out protocol<>, @in Proto) -> () {
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bb0(%0 : $*protocol<>, %1 : $*Proto):
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// init_existential_addr should be able to put an existential container inside an existential container
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%2 = init_existential_addr %0 : $*protocol<>, $Proto
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copy_addr [take] %1 to [initialization] %2 : $*Proto
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%4 = tuple ()
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return %4 : $()
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}
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