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25 lines
1.4 KiB
Plaintext
25 lines
1.4 KiB
Plaintext
// RUN: %target-sil-opt -sil-combine %s | %FileCheck %s --check-prefix=CHECK_ENABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=SILCombine | %FileCheck %s --check-prefix=CHECK_DISABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=SILCombine -sil-disable-pass-only-function=test | %FileCheck %s --check-prefix=CHECK_DISABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=SILCombine -sil-disable-pass-only-function=other | %FileCheck %s --check-prefix=CHECK_ENABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=simplify-begin_cow_mutation | %FileCheck %s --check-prefix=CHECK_DISABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=simplify-begin_cow_mutation -sil-disable-pass-only-function=test | %FileCheck %s --check-prefix=CHECK_DISABLED
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// RUN: %target-sil-opt -sil-combine %s -sil-disable-pass=simplify-begin_cow_mutation -sil-disable-pass-only-function=other | %FileCheck %s --check-prefix=CHECK_ENABLED
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// REQUIRES: swift_in_compiler
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import Builtin
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class Buffer {}
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// CHECK_ENABLED-NOT: begin_cow_mutation
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// CHECK_ENABLED-NOT: end_cow_mutation
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// CHECK_DISABLED: begin_cow_mutation
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// CHECK_DISABLED: end_cow_mutation
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sil [ossa] @test : $@convention(thin) (@owned Buffer) -> @owned Buffer {
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bb0(%0 : @owned $Buffer):
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(%u, %b) = begin_cow_mutation %0 : $Buffer
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%e = end_cow_mutation %b : $Buffer
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return %e : $Buffer
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}
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