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5b403eaea4
It's @_semantics("optimize.sil.specialize.generic.size.never")
It is similar to "optimize.sil.specialize.generic.partial.never", but only prevents specialization if the optimization mode is Size
22 lines
590 B
Swift
22 lines
590 B
Swift
// RUN: %target-swift-frontend %s -O -emit-sil | %FileCheck %s -check-prefix=CHECK-O
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// RUN: %target-swift-frontend %s -Osize -emit-sil | %FileCheck %s -check-prefix=CHECK-OSIZE
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@_semantics("optimize.sil.specialize.generic.size.never")
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func foo<T>(_ t: T) -> T {
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return t
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}
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// CHECK-O-LABEL: sil @{{.*}}test
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// CHECK-O: %0 = integer_literal
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// CHECK-O: %1 = struct $Int
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// CHECK-O: return %1
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// CHECK-OSIZE-LABEL: sil {{.*}} @{{.*}}foo
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// CHECK-OSIZE-LABEL: sil @{{.*}}test
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// CHECK-OSIZE: function_ref {{.*}}foo
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// CHECK-OSIZE: apply
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public func test() -> Int {
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return foo(27)
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}
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