diff options
Diffstat (limited to 'test/typeparam/issue47258.go')
-rw-r--r-- | test/typeparam/issue47258.go | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/typeparam/issue47258.go b/test/typeparam/issue47258.go new file mode 100644 index 0000000..7b202c9 --- /dev/null +++ b/test/typeparam/issue47258.go @@ -0,0 +1,32 @@ +// run + +// Copyright 2021 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 main + +import ( + "fmt" +) + +type Numeric interface { + int32 | int64 | float64 | complex64 +} + +//go:noline +func inc[T Numeric](x T) T { + x++ + return x +} +func main() { + if got, want := inc(int32(5)), int32(6); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + if got, want := inc(float64(5)), float64(6.0); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + if got, want := inc(complex64(5)), complex64(6.0); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } +} |