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22a6747999
object has a value of type "int", it should not automatically convert to type "int32". That is, the type alias "int" should be regarded as having been defined as though "type int int32" appeared outside of the package, and as therefore being a different type from "int32". R=ken DELTA=21 (20 added, 0 deleted, 1 changed) OCL=17587 CL=17842
106 lines
1.9 KiB
Go
106 lines
1.9 KiB
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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type myint int;
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type mystring string;
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type I0 interface {};
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func
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f()
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{
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var ia, ib I0;
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var i myint;
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var s mystring;
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if ia != ib { panicln("1"); }
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i = 1;
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ia = i;
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ib = i;
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if ia != ib { panicln("2"); }
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if ia == nil { panicln("3"); }
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i = 2;
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ia = i;
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if ia == ib { panicln("4"); }
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ia = nil;
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if ia == ib { panicln("5"); }
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ib = nil;
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if ia != ib { panicln("6"); }
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if ia != nil { panicln("7"); }
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s = "abc";
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ia = s;
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ib = nil;
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if ia == ib { panicln("8"); }
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s = "def";
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ib = s;
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if ia == ib { panicln("9"); }
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s = "abc";
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ib = s;
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if ia != ib { panicln("a"); }
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}
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func
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main()
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{
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var ia [20]I0;
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var b bool;
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var s string;
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var i8 int8;
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var i16 int16;
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var i32 int32;
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var i64 int64;
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var u8 uint8;
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var u16 uint16;
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var u32 uint32;
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var u64 uint64;
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f();
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ia[0] = "xxx";
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ia[1] = 12345;
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ia[2] = true;
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s = "now is"; ia[3] = s;
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b = false; ia[4] = b;
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i8 = 29; ia[5] = i8;
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i16 = 994; ia[6] = i16;
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i32 = 3434; ia[7] = i32;
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i64 = 1234567; ia[8] = i64;
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u8 = 12; ia[9] = u8;
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u16 = 799; ia[10] = u16;
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u32 = 4455; ia[11] = u32;
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u64 = 765432; ia[12] = u64;
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s = ia[0]; if s != "xxx" { panicln(0,s); }
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i32 = ia[1].(int).(int32);
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if i32 != 12345 { panicln(1,i32); }
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b = ia[2]; if b != true { panicln(2,b); }
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s = ia[3]; if s != "now is" { panicln(3,s); }
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b = ia[4]; if b != false { panicln(4,b); }
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i8 = ia[5]; if i8 != 29 { panicln(5,i8); }
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i16 = ia[6]; if i16 != 994 { panicln(6,i16); }
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i32 = ia[7]; if i32 != 3434 { panicln(7,i32); }
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i64 = ia[8]; if i64 != 1234567 { panicln(8,i64); }
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u8 = ia[9]; if u8 != 12 { panicln(5,u8); }
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u16 = ia[10]; if u16 != 799 { panicln(6,u16); }
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u32 = ia[11]; if u32 != 4455 { panicln(7,u32); }
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u64 = ia[12]; if u64 != 765432 { panicln(8,u64); }
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}
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