Use get_nondet_bool() in the c nondet symbol factory

Author: danpoe

src/ansi-c/c_nondet_symbol_factory.cpp

@@ -15,6 +15,7 @@ Author: Diffblue Ltd.
 #include <util/c_types.h>
 #include <util/fresh_symbol.h>
 #include <util/namespace.h>
+#include <util/nondet_bool.h>
 #include <util/std_expr.h>
 #include <util/std_types.h>
 #include <util/string_constant.h>
@@ -42,15 +43,6 @@ static const symbolt &c_new_tmp_symbol(
   return tmp_symbol;
 }
 
-/// \param type: Desired type (C_bool or plain bool)
-/// \param loc: source location
-/// \return nondet expr of that type
-static exprt c_get_nondet_bool(const typet &type, const source_locationt &loc)
-{
-  // We force this to 0 and 1 and won't consider other values
-  return typecast_exprt(side_effect_expr_nondett(bool_typet(), loc), type);
-}
-
 class symbol_factoryt
 {
   std::vector<const symbolt *> &symbols_created;
@@ -188,7 +180,7 @@ void symbol_factoryt::gen_nondet_init(
     //   <expr> = NONDET(_BOOL);
     // Else add the following code to assignments:
     //   <expr> = NONDET(type);
-    exprt rhs = type.id() == ID_c_bool ? c_get_nondet_bool(type, loc)
+    exprt rhs = type.id() == ID_c_bool ? get_nondet_bool(type, loc)
                                        : side_effect_expr_nondett(type, loc);
     code_assignt assign(expr, rhs);
     assign.add_source_location()=loc;

src/util/nondet_bool.h

@@ -18,9 +18,8 @@ Author: Chris Smowton, chris@smowton.net
 /// \param type desired type (C_bool or plain bool)
 /// \param source_location source location
 /// \return nondet expr of that type
-inline exprt get_nondet_bool(
-  const typet &type,
-  const source_locationt &source_location)
+inline exprt
+get_nondet_bool(const typet &type,const source_locationt &source_location)
 {
   // We force this to 0 and 1 and won't consider
   // other values.