re-export of bools was changing

format from hex to decimal, confusing
ar's strcmp-based value comparison.

switched export format to "true" or "false"
to keep bools separate from ints.

R=ken
OCL=22944
CL=22944

src/cmd/gc/export.c

@@ -119,9 +119,9 @@ dumpexportconst(Sym *s)
 		Bprint(bout, "export ");
 	else if(s->export == 2)
 		Bprint(bout, "package ");
-	Bprint(bout, "const %lS ", s);
+	Bprint(bout, "const %lS", s);
 	if(t != T)
-		Bprint(bout, "%#T ", t);
+		Bprint(bout, " %#T", t);
 	Bprint(bout, " = ");
 
 	switch(n->val.ctype) {
@@ -133,7 +133,10 @@ dumpexportconst(Sym *s)
 		Bprint(bout, "%B\n", n->val.u.xval);
 		break;
 	case CTBOOL:
-		Bprint(bout, "0x%llux\n", n->val.u.bval);
+		if(n->val.u.bval)
+			Bprint(bout, "true\n");
+		else
+			Bprint(bout, "false\n");
 		break;
 	case CTFLT:
 		Bprint(bout, "%F\n", n->val.u.fval);

src/cmd/gc/go.y

@@ -1969,6 +1969,14 @@ hidden_constant:
 			yyerror("bad negated constant");
 		}
 	}
+|	LTRUE
+	{
+		$$ = booltrue->val;
+	}
+|	LFALSE
+	{
+		$$ = boolfalse->val;
+	}
 
 hidden_importsym:
 	sym1 '.' sym2