diff --git a/src/cmd/gc/go.y b/src/cmd/gc/go.y
index 8e844e342d2..fa6e1c752f7 100644
--- a/src/cmd/gc/go.y
+++ b/src/cmd/gc/go.y
@@ -344,7 +344,8 @@ common_dcl:
 
 varoptsemi:
 	{
-		yyoptsemi('=');
+		if(yylast == LSEMIBRACE)
+			yyoptsemi('=');
 	}
 
 vardcl:
diff --git a/src/cmd/gc/lex.c b/src/cmd/gc/lex.c
index 05671cc3861..586dc47d562 100644
--- a/src/cmd/gc/lex.c
+++ b/src/cmd/gc/lex.c
@@ -811,10 +811,13 @@ talph:
 				cp[c1++] = c;
 				if(fullrune(cp, c1)) {
 					chartorune(&rune, cp);
-					 if(isfrog(rune)) {
-					 	yyerror("illegal character 0x%ux", rune);
-					 	goto l0;
-					 }
+					if(isfrog(rune)) {
+						yyerror("illegal character 0x%ux", rune);
+						goto l0;
+					}
+					// 0xb7 · is used for internal names
+					if(!isalpharune(c) && !isdigitrune(c) && c != 0xb7)
+						yyerror("invalid identifier character 0x%ux", rune);
 					break;
 				}
 				c = getc();
diff --git a/src/pkg/http/request.go b/src/pkg/http/request.go
index 59801e1eb3d..0cc83a8b893 100644
--- a/src/pkg/http/request.go
+++ b/src/pkg/http/request.go
@@ -173,7 +173,7 @@ func (req *Request) write(w io.Writer) os.Error {
 	Loop:
 		for {
 			var nr, nw int;
-			var er, ew os.Error
+			var er, ew os.Error;
 			if nr, er = req.Body.Read(buf); nr > 0 {
 				if er == nil || er == os.EOF {
 					fmt.Fprintf(w, "%x\r\n", nr);
diff --git a/test/bugs/bug163.go b/test/fixedbugs/bug163.go
similarity index 80%
rename from test/bugs/bug163.go
rename to test/fixedbugs/bug163.go
index 30d2cab5d44..c1eec4cdbd0 100644
--- a/test/bugs/bug163.go
+++ b/test/fixedbugs/bug163.go
@@ -9,5 +9,5 @@ package main
 import "fmt"
 
 func main() {
-	日本語 := 1;	// Japanese ideographs are not letters
+	日本語 := 1;	// ERROR "identifier"
 }
diff --git a/test/bugs/bug164.go b/test/fixedbugs/bug164.go
similarity index 62%
rename from test/bugs/bug164.go
rename to test/fixedbugs/bug164.go
index 7a78c86f2ba..746f631aebe 100644
--- a/test/bugs/bug164.go
+++ b/test/fixedbugs/bug164.go
@@ -6,8 +6,7 @@
 
 package main
 
-// Multi-line string literal do not allow newline chars according to spec
-// but 6g accepts this code with the newlines interpreted as newlines.
+// Multi-line string literal now allowed.
 
 const s = `
 Hello, World!
diff --git a/test/bugs/bug166.go b/test/fixedbugs/bug166.go
similarity index 100%
rename from test/bugs/bug166.go
rename to test/fixedbugs/bug166.go
diff --git a/test/golden.out b/test/golden.out
index d83fd0cf889..3f15f483953 100644
--- a/test/golden.out
+++ b/test/golden.out
@@ -105,15 +105,6 @@ BUG: bug159
 123
 BUG: should fail
 
-=========== bugs/bug163.go
-BUG: should not compile
-
-=========== bugs/bug164.go
-BUG: should not compile
-
-=========== bugs/bug166.go
-BUG: errchk: command succeeded unexpectedly:  6g bugs/bug166.go
-
 =========== fixedbugs/bug016.go
 fixedbugs/bug016.go:7: constant -3 overflows uint