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0bdd827237
Fixes a SIL verifier crash. https://github.com/swiftlang/swift/issues/82093 rdar://152807200
40 lines
1.6 KiB
Plaintext
40 lines
1.6 KiB
Plaintext
// RUN: %target-sil-opt -sil-print-types -enable-sil-opaque-values -enable-sil-verify-all -generic-specializer %s | %FileCheck %s
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sil_stage raw
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import Builtin
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// Test that foo is specialized on Builtin.Int64 and the copy_values and destroy_values are dropped.
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//
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// CHECK-LABEL: sil shared [ossa] @$s3fooBi64__Tg5 : $@convention(thin) (Builtin.Int64, Builtin.Int64) -> () {
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// CHECK: bb0(%0 : $Builtin.Int64, %1 : $Builtin.Int64):
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// CHECK: [[F:%.*]] = function_ref @$s3fooBi64__Tg5 : $@convention(thin) (Builtin.Int64, Builtin.Int64) -> ()
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// CHECK: %{{.*}} = apply [[F]](%0, %1) : $@convention(thin) (Builtin.Int64, Builtin.Int64) -> ()
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// CHECK-NOT: copy_value
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// CHECK-NOT: destroy_value
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// CHECK-NOT: extend_lifetime
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// CHECK-NOT: end_lifetime
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// CHECK: return %{{.*}} : $()
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// CHECK-LABEL: } // end sil function '$s3fooBi64__Tg5'
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sil hidden [ossa] @foo : $@convention(thin) <T> (@in T, @in T) -> () {
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bb0(%0 : @owned $T, %1 : @owned $T):
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%f = function_ref @foo : $@convention(thin) <τ_0_0> (@in τ_0_0, @in τ_0_0) -> ()
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%cp0 = copy_value %0 : $T
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%cp1 = copy_value %1 : $T
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%cp3 = explicit_copy_value %1 : $T
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%call = apply %f<T>(%cp0, %cp1) : $@convention(thin) <τ_0_0> (@in τ_0_0, @in τ_0_0) -> ()
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destroy_value %1 : $T
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end_lifetime %0 : $T
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extend_lifetime %cp3 : $T
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%10 = tuple ()
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return %10 : $()
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}
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sil @testSpecialize : $@convention(thin) (Builtin.Int64) -> () {
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bb0(%0: $Builtin.Int64):
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%f = function_ref @foo : $@convention(thin) <T> (@in T, @in T) -> ()
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%call = apply %f<Builtin.Int64>(%0, %0) : $@convention(thin) <τ_0_0> (@in τ_0_0, @in τ_0_0) -> ()
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%999 = tuple ()
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return %999 : $()
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}
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