diff options
Diffstat (limited to 'src/internal/types/testdata/fixedbugs/issue52031.go')
-rw-r--r-- | src/internal/types/testdata/fixedbugs/issue52031.go | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/internal/types/testdata/fixedbugs/issue52031.go b/src/internal/types/testdata/fixedbugs/issue52031.go new file mode 100644 index 0000000..448a550 --- /dev/null +++ b/src/internal/types/testdata/fixedbugs/issue52031.go @@ -0,0 +1,33 @@ +// -lang=go1.12 + +// Copyright 2022 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. + +package p + +type resultFlags uint + +// Example from #52031. +// +// The following shifts should not produce errors on Go < 1.13, as their +// untyped constant operands are representable by type uint. +const ( + _ resultFlags = (1 << iota) / 2 + + reportEqual + reportUnequal + reportByIgnore + reportByMethod + reportByFunc + reportByCycle +) + +// Invalid cases. +var x int = 1 +var _ = (8 << x /* ERROR "signed shift count .* requires go1.13 or later" */) + +const _ = (1 << 1.2 /* ERROR "truncated to uint" */) + +var y float64 +var _ = (1 << y /* ERROR "must be integer" */) |