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0bbd35242c
This change adds an experimental feature 'LiteralExpressions` which allows for use of simple binary expressions of integer type composed of literal value operands. For now, such literal expressions are only supported in initializers of '@section` values.
12 lines
552 B
Swift
12 lines
552 B
Swift
// Constant globals on integer expressions
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// REQUIRES: swift_feature_CompileTimeValues
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// REQUIRES: optimized_stdlib
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// RUN: %target-swift-frontend -emit-ir -primary-file %s -parse-as-library -enable-experimental-feature CompileTimeValues -verify
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@const let constGlobal1: Int = (42 + 42 + 42) / 3
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@const let constGlobal2: Int = MemoryLayout<UInt32>.size + 4
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// expected-error@-1{{in a literal expression}}
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@const let constGlobal3: Int = Int(17.0 / 3.5)
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@const let constGlobal4: Int = constGlobal1 + 1
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@const let constGlobal5: Int = -constGlobal1 + 1
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