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swift-mirror/test/SILOptimizer/dead_func_init_method.sil
Roman Levenstein 8ad61d5cd6 Use function signatures for SILDeclRefs in witness_tables, vtables and witness_method instructions.
Textual SIL was sometimes ambiguous when SILDeclRefs were used, because the textual representation of SILDeclRefs was the same for functions that have the same name, but different signatures.
2017-01-27 12:16:14 -08:00

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// RUN: %target-sil-opt -assume-parsing-unqualified-ownership-sil -sil-deadfuncelim %s | %FileCheck %s
// Check that we don't crash on this.
sil_stage canonical
import Builtin
import Swift
import SwiftShims
private class Base {
init()
}
private class Derived : Base {
}
sil private @BaseInit : $@convention(method) (@owned Base) -> @owned Base {
bb0(%4 : $Base):
return %4 : $Base
}
sil private @DerivedInit : $@convention(method) (@owned Derived) -> @owned Derived {
bb0(%4 : $Derived):
return %4 : $Derived
}
sil @testit : $@convention(method) (@owned Derived) -> @owned Derived {
bb0(%1 : $Derived):
%157 = class_method %1 : $Derived, #Derived.init!initializer.1 : (Derived.Type) -> () -> Derived, $@convention(method) (@owned Derived) -> @owned Derived
return %1 : $Derived
}
sil_vtable Base {
#Base.init!initializer.1: BaseInit
}
sil_vtable Derived {
#Base.init!initializer.1: DerivedInit
}
// CHECK-LABEL: sil_vtable Base
// CHECK-: BaseInit
// CHECK-LABEL: sil_vtable Derived
// CHECK: DerivedInit