check in the bugs and fixed bugs

SVN=121543

test/bugs/bug001.go

@@ -0,0 +1,11 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	if {}  // compiles; should be an error (must be an expression)
+}

test/bugs/bug002.go

@@ -0,0 +1,11 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	if ; false {}  // compiles; should be an error (should be simplevardecl before ;)
+}

test/bugs/bug003.go

@@ -0,0 +1,15 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	switch ; {}  // compiles; should be an error (should be simplevardecl before ;)
+}
+/*
+bug003.go:6: switch statement must have case labels
+bug003.go:6: fatal error: walkswitch: not case EMPTY
+*/

test/bugs/bug004.go

@@ -0,0 +1,11 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	switch ; { case false: return; }  // compiles; should be an error (should be simplevardecl before ;)
+}

test/bugs/bug006.go

@@ -0,0 +1,28 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+const (
+	g float = 4.5 * iota;
+);
+
+func main() {
+}
+/*
+should 4.5 * iota be ok? perhaps, perhaps not. but (all!) error msgs are bad:
+bug6.go:4: illegal combination of literals 0 0
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: expression must be a constant
+bug6.go:4: fatal error: too many errors
+*/

test/bugs/bug010.go

@@ -0,0 +1,19 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+
+func f() (i int, f float) {
+	i = 8;
+	f = 8.0;
+	return;
+}
+/*
+bug10.go:5: i undefined
+bug10.go:6: illegal conversion of constant to 020({},<_o001>{<i><int32>INT32;<f><float32>FLOAT32;},{})
+bug10.go:7: error in shape across assignment
+*/

test/bugs/bug014.go

@@ -0,0 +1,14 @@
+// errchk $G $D/$F.go
+
+// 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.
+
+package main
+
+func main() {
+	var c00 uint8 = '\0';  // three octal required; should not compile
+	var c01 uint8 = '\07';  // three octal required; should not compile
+	var cx0 uint8 = '\x0';  // two hex required; should not compile
+	var cx1 uint8 = '\x';  // two hex required; REALLY should not compile
+}

test/bugs/bug015.go

@@ -0,0 +1,13 @@
+// errchk $G $D/$F.go
+
+// 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.
+
+package main
+
+func main() {
+	var i33 int64;
+	if i33 == (1<<64) -1 {  // BUG: should not compile; constant too large
+	}
+}

test/bugs/bug016.go

@@ -0,0 +1,16 @@
+// ! $G $D/$F.go
+
+// 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.
+
+package main
+
+func main() {
+	var i int = 100;
+	i = i << -3;  // BUG: should not compile (negative shift)
+}
+
+/*
+bug016.go:7: fatal error: optoas: no entry LSH-<int32>INT32
+*/

test/bugs/bug022.go

@@ -0,0 +1,20 @@
+// errchk $G $D/$F.go
+
+// 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.
+
+package main
+
+func putint(digits *string) {
+	var i byte;
+	i = (*digits)[7];  // compiles
+	i = digits[7];  // doesn't compile
+}
+
+/*
+bug022.go:8: illegal types for operand
+	(*<string>*STRING) INDEXPTR (<int32>INT32)
+bug022.go:8: illegal types for operand
+	(<uint8>UINT8) AS 
+*/

test/bugs/bug023.go

@@ -0,0 +1,29 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+type Type interface {
+	TypeName() string;
+}
+
+type TInt struct {
+}
+
+// TInt
+func (i *TInt) TypeName() string {
+	return "int";
+}
+
+
+func main() {
+	var t Type;
+	t = nil;
+}
+
+/*
+bug023.go:20: fatal error: naddr: const <Type>I{<TypeName>110(<_t117>{},<_o119>{},{});}
+*/

test/bugs/bug024.go

@@ -0,0 +1,20 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+  var i int;
+  i = '\'';
+  i = '\\';
+  var s string;
+  s = "\"";
+}
+/*
+bug.go:5: unknown escape sequence: '
+bug.go:6: unknown escape sequence: \
+bug.go:8: unknown escape sequence: "
+*/

test/bugs/bug025.go

@@ -0,0 +1,16 @@
+// 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.
+
+// $G $D/$F.go || echo BUG: known to fail incorrectly or at least with a bad message
+
+package main
+
+export Foo
+
+func main() {}
+
+/*
+bug25.go:5: fatal error: dumpexportvar: oname nil: Foo
+
+*/

test/bugs/bug026.go

@@ -0,0 +1,28 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+export Vector;
+
+type Element interface {
+}
+
+type Vector struct {
+}
+
+func (v *Vector) Insert(i int, e Element) {
+}
+
+
+func main() {
+	type I struct { val int; };  // BUG: can't be local; works if global
+	v := new(Vector);
+	v.Insert(0, new(I));
+}
+/*
+check: main_sigs_I: not defined
+*/

test/bugs/bug027.go

@@ -0,0 +1,62 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+type Element interface {
+}
+
+type Vector struct {
+	nelem int;
+	elem *[]Element;
+}
+
+func New() *Vector {
+	v := new(Vector);
+	v.nelem = 0;
+	v.elem = new([10]Element);
+	return v;
+}
+
+func (v *Vector) At(i int) Element {
+	return v.elem[i];
+}
+
+func (v *Vector) Insert(e Element) {
+	v.elem[v.nelem] = e;
+	v.nelem++;
+}
+
+type I struct { val int; };  // BUG: can't be local;
+
+func main() {
+	i0 := new(I); i0.val = 0;
+	i1 := new(I); i1.val = 11;
+	i2 := new(I); i2.val = 222;
+	i3 := new(I); i3.val = 3333;
+	i4 := new(I); i4.val = 44444;
+	v := New();
+	print "hi\n";
+	v.Insert(i4);
+	v.Insert(i3);
+	v.Insert(i2);
+	v.Insert(i1);
+	v.Insert(i0);
+	for i := 0; i < v.nelem; i++ {
+		var x *I;
+		x = v.At(i);
+		print i, " ", x.val, "\n";  // prints correct list
+	}
+	for i := 0; i < v.nelem; i++ {
+		print i, " ", I(v.At(i)).val, "\n"; // always prints 5 - bad code - should be *I()
+	}
+}
+/*
+bug027.go:50: illegal types for operand
+	(<Element>I{}) CONV (<I>{})
+bug027.go:50: illegal types for operand
+	(<Element>I{}) CONV (<I>{})
+*/

test/bugs/bug028.go

@@ -0,0 +1,23 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+
+func Alloc(i int) int {
+	switch i {
+	default:
+		return 5;
+	case 1:
+		return 1;
+	case 10:
+		return 10;
+	}
+}
+
+/*
+bug028.go:7: unreachable statements in a switch
+*/

test/bugs/bug029.go

@@ -0,0 +1,14 @@
+// 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.
+
+// $G $D/$F.go && echo BUG: known to succeed incorrectly
+
+package main
+
+//should be f *func but compiler accepts it
+func iterate(f func(int)) {
+}
+
+func main() {
+}

test/bugs/bug030.go

@@ -0,0 +1,12 @@
+// errchk $G $D/$F.go
+
+// 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.
+
+package main
+
+func main() {
+  var x int;
+  x := 0; // BUG: redeclaration - should not compile
+}

test/fixedbugs/bug000.go

@@ -0,0 +1,20 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	var x int;
+	switch x {
+	case 0:
+		{}
+	case 1:
+		x = 0;
+	}
+}
+/*
+bug0.go:8: case statement out of place
+*/

test/fixedbugs/bug005.go

@@ -0,0 +1,18 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	Foo: {
+		return;
+	}
+	goto Foo;
+}
+/*
+bug5.go:4: Foo undefined
+bug5.go:4: fatal error: walktype: switch 1 unknown op GOTO l(4)
+*/

test/fixedbugs/bug007.go

@@ -0,0 +1,22 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+type (
+	Point struct { x, y float };
+	Polar Point
+)
+
+func main() {
+}
+
+/*
+bug7.go:5: addtyp: renaming Point to Polar
+main.go.c:14: error: redefinition of typedef ‘_T_2’
+main.go.c:13: error: previous declaration of ‘_T_2’ was here
+main.go.c:16: error: redefinition of ‘struct _T_2’
+*/

test/fixedbugs/bug008.go

@@ -0,0 +1,20 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	i5 := 5;
+
+	switch {  // compiler crash fixable with 'switch true'
+	case i5 < 5: dummy := 0;
+	case i5 == 5: dummy := 0;
+	case i5 > 5: dummy := 0;
+	}
+}
+/*
+Segmentation fault
+*/

test/fixedbugs/bug009.go

@@ -0,0 +1,16 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+
+func main() {
+	fired := false;
+}
+/*
+bug9.go:5: defaultlit: unknown literal: LITERAL-B0 a(1)
+bug9.go:5: fatal error: addvar: n=NAME-fired G0 a(1) l(5) t=<N> nil
+*/

test/fixedbugs/bug011.go

@@ -0,0 +1,26 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+
+type T struct {
+	x, y int;
+}
+
+func (t *T) m(a int, b float) int {
+	return (t.x+a) * (t.y+int(b));
+}
+
+func main() {
+	var t *T = new(T);
+	t.x = 1;
+	t.y = 2;
+	r10 := t.m(1, 3.0);
+}
+/*
+bug11.go:16: fatal error: walktype: switch 1 unknown op CALLMETH l(16) <int32>INT32
+*/

test/fixedbugs/bug012.go

@@ -0,0 +1,23 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+
+func main() {
+	var u30 uint64 = 0;
+	var u31 uint64 = 1;
+	var u32 uint64 = 18446744073709551615;
+	var u33 uint64 = +18446744073709551615;
+	if u32 != ^0 { panic "u32\n"; }
+	if u33 != ^0 { panic "u33\n"; }
+}
+/*
+bug12.go:5: overflow converting constant to <uint64>UINT64
+bug12.go:6: overflow converting constant to <uint64>UINT64
+bug12.go:7: overflow converting constant to <uint64>UINT64
+bug12.go:8: overflow converting constant to <uint64>UINT64
+*/

test/fixedbugs/bug013.go

@@ -0,0 +1,19 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	var cu0 uint16 = '\u1234';
+	var cU1 uint32 = '\U00101234';
+}
+/*
+bug13.go:4: missing '
+bug13.go:4: syntax error
+bug13.go:5: newline in string
+bug13.go:5: missing '
+bug13.go:6: newline in string
+*/

test/fixedbugs/bug017.go

@@ -0,0 +1,24 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	var s2 string = "\a\b\f\n\r\t\v";  // \r is miscompiled
+}
+/*
+main.go.c: In function ‘main_main’:
+main.go.c:20: error: missing terminating " character
+main.go.c:21: error: missing terminating " character
+main.go.c:24: error: ‘def’ undeclared (first use in this function)
+main.go.c:24: error: (Each undeclared identifier is reported only once
+main.go.c:24: error: for each function it appears in.)
+main.go.c:24: error: syntax error before ‘def’
+main.go.c:24: error: missing terminating " character
+main.go.c:25: warning: excess elements in struct initializer
+main.go.c:25: warning: (near initialization for ‘slit’)
+main.go.c:36: error: syntax error at end of input
+*/

test/fixedbugs/bug020.go

@@ -0,0 +1,22 @@
+// $G $D/$F.go || echo BUG should compile
+
+// 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.
+
+package main
+
+var digits string;
+
+func putint(buf []byte, i, base, val int, digits string) {
+		buf[i] = digits[val];
+}
+
+func main() {
+}
+
+/*
+x.go :
+main.go.c: In function ‘main_putint’:
+main.go.c:41: error: syntax error before ‘)’ token
+*/

test/fixedbugs/bug021.go

@@ -0,0 +1,13 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+	s1 := "hi";
+	s2 := "ho";
+	s1 += s2;
+}

test/fixedbugs/bug031.go

@@ -0,0 +1,28 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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.
+
+package main
+
+func main() {
+prog := "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxx"+
+"xxxxxx"+
+"xxxxxxxxxxxxxxxxxxxx"+
+"xxxxxxxx"+
+"xxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+;
+}
+
+/* Segmentation fault */

test/golden.out

@@ -117,6 +117,9 @@ BUG: known to fail incorrectly
 =========== ken/robiota.go
 
 =========== ken/robliteral.go
+assertion fail: sj1
+assertion fail: sj2
+BUG: known to fail incorrectly
 
 =========== ken/robswitch.go
 
@@ -140,3 +143,119 @@ hello world
 abcxyz-abcxyz-abcxyz-abcxyz-abcxyz-abcxyz-abcxyz
 
 =========== ken/strvar.go
+
+=========== bugs/bug001.go
+BUG: known to succeed incorrectly
+
+=========== bugs/bug002.go
+BUG: known to succeed incorrectly
+
+=========== bugs/bug003.go
+bugs/bug003.go:6: switch statement must have case labels
+bugs/bug003.go:6: fatal error: walkswitch: not case EMPTY
+
+BUG: fatal error
+
+=========== bugs/bug004.go
+BUG: known to succeed incorrectly
+
+=========== bugs/bug006.go
+bugs/bug006.go:6: illegal combination of literals 0 0
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: expression must be a constant
+bugs/bug006.go:6: fatal error: too many errors
+BUG: known to fail incorrectly
+
+=========== bugs/bug010.go
+bugs/bug010.go:7: i undefined
+bugs/bug010.go:8: illegal conversion of constant to 020({},<_o114>{},{})
+bugs/bug010.go:9: error in shape across assignment
+BUG: known to fail incorrectly
+
+=========== bugs/bug014.go
+bugs/bug014.go:6: non-oct character in escape sequence: '
+bugs/bug014.go:6: non-oct character in escape sequence: '
+bugs/bug014.go:7: non-oct character in escape sequence: '
+bugs/bug014.go:8: non-hex character in escape sequence: '
+bugs/bug014.go:9: non-hex character in escape sequence: '
+BUG: errors caught but exit code should be non-zero
+
+=========== bugs/bug015.go
+BUG: known to succeed incorrectly
+
+=========== bugs/bug016.go
+bugs/bug016.go:7: fatal error: optoas: no entry LSH-<int32>INT32
+BUG: fatal error
+
+=========== bugs/bug022.go
+bugs/bug022.go:8: illegal types for operand
+	(*<string>*STRING) INDEXPTR (<int32>INT32)
+bugs/bug022.go:8: illegal types for operand
+	(<uint8>UINT8) AS 
+BUG: known to fail incorrectly
+
+=========== bugs/bug023.go
+bugs/bug023.go:20: fatal error: naddr: const <Type>I{<TypeName>110(<_t117>{},<_o119>{},{});}
+BUG: known to fail incorrectly
+
+=========== bugs/bug024.go
+bugs/bug024.go:8: unknown escape sequence: \
+BUG: erroneous errors but compiles anyway
+
+=========== bugs/bug025.go
+bugs/bug025.go:7: fatal error: dumpexportvar: oname nil: Foo
+
+BUG: known to fail incorrectly or at least with a bad message
+
+=========== bugs/bug026.go
+check: main_sigs_I: not defined
+BUG: known to fail incorrectly
+
+=========== bugs/bug027.go
+bugs/bug027.go:50: illegal types for operand
+	(<Element>I{}) CONV (<I>{})
+bugs/bug027.go:50: illegal types for operand
+	(<Element>I{}) CONV (<I>{})
+BUG: known to fail incorrectly
+
+=========== bugs/bug028.go
+bugs/bug028.go:9: unreachable statements in a switch
+BUG: known to fail incorrectly
+
+=========== bugs/bug029.go
+BUG: known to succeed incorrectly
+
+=========== bugs/bug030.go
+BUG: known to succeed incorrectly
+
+=========== fixedbugs/bug000.go
+
+=========== fixedbugs/bug005.go
+
+=========== fixedbugs/bug007.go
+fixedbugs/bug007.go:7: addtyp: renaming Point/<Point>{<x><float32>FLOAT32;<y><float32>FLOAT32;} to Polar/<Polar>FORW
+
+=========== fixedbugs/bug008.go
+
+=========== fixedbugs/bug009.go
+
+=========== fixedbugs/bug011.go
+
+=========== fixedbugs/bug012.go
+
+=========== fixedbugs/bug013.go
+
+=========== fixedbugs/bug017.go
+
+=========== fixedbugs/bug020.go
+
+=========== fixedbugs/bug021.go
+
+=========== fixedbugs/bug031.go

test/ken/robliteral.go

@@ -2,18 +2,23 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// $G $D/$F.go && $L $F.$A && ./$A.out
+// $G $D/$F.go && $L $F.$A && ! ./$A.out && echo BUG: known to fail incorrectly
 
 package main
 
+var code int;
+
 func assert(cond bool, msg string) {
 	if !cond {
 		print "assertion fail: " + msg + "\n";
+		code = 1;
 		//panic 1;  this file has errors; print them all
 	}
 }
 
-func main() {
+func main() int {
+	code = 0;
+
 	// bool
 	var t bool = true;
 	var f bool = false;
@@ -207,4 +212,9 @@ func main() {
 	var sj1 string = "\u65e5\u672c\u8a9e";
 	var sj2 string = "\U000065e5\U0000672c\U00008a9e";
 	var sj3 string = "\xe6\x97\xa5\xe6\x9c\xac\xe8\xaa\x9e";
+	assert(sj0 == sj1, "sj1");
+	assert(sj0 == sj2, "sj2");
+	assert(sj0 == sj3, "sj3");
+
+	return code;
 }

test/run

@@ -3,7 +3,6 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
-
 case X"$GOARCH" in
 Xamd64)
 	export A=6
@@ -13,13 +12,12 @@ Xamd64)
 	exit 1
 esac
 
-export A=6
 export G=${A}g
 export L=${A}l
 
 failed=0
 
-for dir in . ken
+for dir in . ken bugs fixedbugs
 do
 	for i in $dir/*.go
 	do
@@ -45,6 +43,6 @@ then
 	failed=1
 fi
 
-echo 2>&1 $(grep -c '^BUG' run.out) tests are failing incorrectly
+echo 2>&1 $(grep -c '^BUG' run.out) tests are behaving incorrectly
 
 exit $failed