compiler: use `bool_instance` and `int_instance` when possible

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/compiler/abstract_compiler.nit b/src/compiler/abstract_compiler.nit
index 273ee6f..3432385 100644 (file)
--- a/src/compiler/abstract_compiler.nit
+++ b/src/compiler/abstract_compiler.nit
@@ -2283,7 +2283,7 @@ redef class AAttrPropdef
 
                                v.assign(res, value)
                                if not useiset then
-                                       var true_v = v.new_expr("1", v.bool_type)
+                                       var true_v = v.bool_instance(true)
                                        v.write_attribute(guard, arguments.first, true_v)
                                end
                                v.add("\}")
@@ -2298,7 +2298,7 @@ redef class AAttrPropdef
                                var ret = self.mpropdef.static_mtype
                                var useiset = ret.ctype == "val*" and not ret isa MNullableType
                                if not useiset then
-                                       v.write_attribute(self.mlazypropdef.mproperty, arguments.first, v.new_expr("1", v.bool_type))
+                                       v.write_attribute(self.mlazypropdef.mproperty, arguments.first, v.bool_instance(true))
                                end
                        end
                else
@@ -2696,7 +2696,7 @@ redef class AOrElseExpr
 end
 
 redef class AIntExpr
-       redef fun expr(v) do return v.new_expr("{self.value.to_s}", self.mtype.as(not null))
+       redef fun expr(v) do return v.int_instance(self.value.as(not null))
 end
 
 redef class AFloatExpr
@@ -2769,11 +2769,11 @@ redef class AOrangeExpr
 end
 
 redef class ATrueExpr
-       redef fun expr(v) do return v.new_expr("1", self.mtype.as(not null))
+       redef fun expr(v) do return v.bool_instance(true)
 end
 
 redef class AFalseExpr
-       redef fun expr(v) do return v.new_expr("0", self.mtype.as(not null))
+       redef fun expr(v) do return v.bool_instance(false)
 end
 
 redef class ANullExpr