// errorcheck // Copyright 2009 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Verify that large integer constant expressions cause overflow. // Does not compile. package main const ( A int = 1 B byte; // ERROR "type without expr|expected .=." ) const LargeA = 1000000000000000000 const LargeB = LargeA * LargeA * LargeA const LargeC = LargeB * LargeB * LargeB // GC_ERROR "constant multiplication overflow" const AlsoLargeA = LargeA << 400 << 400 >> 400 >> 400 // GC_ERROR "constant shift overflow"