diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/go.test/test/ddd1.go')
-rw-r--r-- | gcc-4.9/gcc/testsuite/go.test/test/ddd1.go | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/go.test/test/ddd1.go b/gcc-4.9/gcc/testsuite/go.test/test/ddd1.go new file mode 100644 index 000000000..07981af12 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/go.test/test/ddd1.go @@ -0,0 +1,62 @@ +// errorcheck + +// Copyright 2010 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 illegal uses of ... are detected. +// Does not compile. + +package main + +import "unsafe" + +func sum(args ...int) int { return 0 } + +var ( + _ = sum(1, 2, 3) + _ = sum() + _ = sum(1.0, 2.0) + _ = sum(1.5) // ERROR "integer" + _ = sum("hello") // ERROR ".hello. .type string. as type int|incompatible" + _ = sum([]int{1}) // ERROR "\[\]int literal.*as type int|incompatible" +) + +func sum3(int, int, int) int { return 0 } +func tuple() (int, int, int) { return 1, 2, 3 } + +var ( + _ = sum(tuple()) + _ = sum(tuple()...) // ERROR "multiple-value|[.][.][.]" + _ = sum3(tuple()) + _ = sum3(tuple()...) // ERROR "multiple-value|[.][.][.]" "not enough" +) + +type T []T + +func funny(args ...T) int { return 0 } + +var ( + _ = funny(nil) + _ = funny(nil, nil) + _ = funny([]T{}) // ok because []T{} is a T; passes []T{[]T{}} +) + +func bad(args ...int) { + print(1, 2, args...) // ERROR "[.][.][.]" + println(args...) // ERROR "[.][.][.]" + ch := make(chan int) + close(ch...) // ERROR "[.][.][.]" + _ = len(args...) // ERROR "[.][.][.]" + _ = new(int...) // ERROR "[.][.][.]" + n := 10 + _ = make([]byte, n...) // ERROR "[.][.][.]" + // TODO(rsc): enable after gofmt bug is fixed + // _ = make([]byte, 10 ...) // error "[.][.][.]" + var x int + _ = unsafe.Pointer(&x...) // ERROR "[.][.][.]" + _ = unsafe.Sizeof(x...) // ERROR "[.][.][.]" + _ = [...]byte("foo") // ERROR "[.][.][.]" + _ = [...][...]int{{1,2,3},{4,5,6}} // ERROR "[.][.][.]" +} + |