[vala] codegen: Skip precondition check for parameters in the posix profile

[Luca Bruno <lucabru src gnome org>]

commit 36808eb53bbcea1a1bc035fc33245ebcb5f4130b
Author: Luca Bruno <lucabru src gnome org>
Date:   Wed Aug 17 17:39:30 2011 +0200

    codegen: Skip precondition check for parameters in the posix profile
    
    Fixes bug 648204.

 codegen/valaccodebasemodule.vala |   46 +------------------------------------
 codegen/valagtypemodule.vala     |   47 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 45 deletions(-)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index b6e2ce1..3bd3f81 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -5446,51 +5446,7 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
 		}
 	}
 
-	public void create_type_check_statement (CodeNode method_node, DataType ret_type, TypeSymbol t, bool non_null, string var_name) {
-		var ccheck = new CCodeFunctionCall ();
-
-		if (!context.assert) {
-			return;
-		} else if (context.checking && ((t is Class && !((Class) t).is_compact) || t is Interface)) {
-			var ctype_check = new CCodeFunctionCall (new CCodeIdentifier (get_ccode_type_check_function (t)));
-			ctype_check.add_argument (new CCodeIdentifier (var_name));
-			
-			CCodeExpression cexpr = ctype_check;
-			if (!non_null) {
-				var cnull = new CCodeBinaryExpression (CCodeBinaryOperator.EQUALITY, new CCodeIdentifier (var_name), new CCodeConstant ("NULL"));
-			
-				cexpr = new CCodeBinaryExpression (CCodeBinaryOperator.OR, cnull, ctype_check);
-			}
-			ccheck.add_argument (cexpr);
-		} else if (!non_null) {
-			return;
-		} else if (t == glist_type || t == gslist_type) {
-			// NULL is empty list
-			return;
-		} else {
-			var cnonnull = new CCodeBinaryExpression (CCodeBinaryOperator.INEQUALITY, new CCodeIdentifier (var_name), new CCodeConstant ("NULL"));
-			ccheck.add_argument (cnonnull);
-		}
-
-		var cm = method_node as CreationMethod;
-		if (cm != null && cm.parent_symbol is ObjectTypeSymbol) {
-			ccheck.call = new CCodeIdentifier ("g_return_val_if_fail");
-			ccheck.add_argument (new CCodeConstant ("NULL"));
-		} else if (ret_type is VoidType) {
-			/* void function */
-			ccheck.call = new CCodeIdentifier ("g_return_if_fail");
-		} else {
-			ccheck.call = new CCodeIdentifier ("g_return_val_if_fail");
-
-			var cdefault = default_value_for_type (ret_type, false);
-			if (cdefault != null) {
-				ccheck.add_argument (cdefault);
-			} else {
-				return;
-			}
-		}
-		
-		ccode.add_expression (ccheck);
+	public virtual void create_type_check_statement (CodeNode method_node, DataType ret_type, TypeSymbol t, bool non_null, string var_name) {
 	}
 
 	public int get_param_pos (double param_pos, bool ellipsis = false) {
diff --git a/codegen/valagtypemodule.vala b/codegen/valagtypemodule.vala
index 83be740..f366c35 100644
--- a/codegen/valagtypemodule.vala
+++ b/codegen/valagtypemodule.vala
@@ -2136,4 +2136,51 @@ public class Vala.GTypeModule : GErrorModule {
 		}
 		base.visit_property (prop);
 	}
+
+	public override void create_type_check_statement (CodeNode method_node, DataType ret_type, TypeSymbol t, bool non_null, string var_name) {
+		var ccheck = new CCodeFunctionCall ();
+
+		if (!context.assert) {
+			return;
+		} else if (context.checking && ((t is Class && !((Class) t).is_compact) || t is Interface)) {
+			var ctype_check = new CCodeFunctionCall (new CCodeIdentifier (get_ccode_type_check_function (t)));
+			ctype_check.add_argument (new CCodeIdentifier (var_name));
+
+			CCodeExpression cexpr = ctype_check;
+			if (!non_null) {
+				var cnull = new CCodeBinaryExpression (CCodeBinaryOperator.EQUALITY, new CCodeIdentifier (var_name), new CCodeConstant ("NULL"));
+
+				cexpr = new CCodeBinaryExpression (CCodeBinaryOperator.OR, cnull, ctype_check);
+			}
+			ccheck.add_argument (cexpr);
+		} else if (!non_null) {
+			return;
+		} else if (t == glist_type || t == gslist_type) {
+			// NULL is empty list
+			return;
+		} else {
+			var cnonnull = new CCodeBinaryExpression (CCodeBinaryOperator.INEQUALITY, new CCodeIdentifier (var_name), new CCodeConstant ("NULL"));
+			ccheck.add_argument (cnonnull);
+		}
+
+		var cm = method_node as CreationMethod;
+		if (cm != null && cm.parent_symbol is ObjectTypeSymbol) {
+			ccheck.call = new CCodeIdentifier ("g_return_val_if_fail");
+			ccheck.add_argument (new CCodeConstant ("NULL"));
+		} else if (ret_type is VoidType) {
+			/* void function */
+			ccheck.call = new CCodeIdentifier ("g_return_if_fail");
+		} else {
+			ccheck.call = new CCodeIdentifier ("g_return_val_if_fail");
+
+			var cdefault = default_value_for_type (ret_type, false);
+			if (cdefault != null) {
+				ccheck.add_argument (cdefault);
+			} else {
+				return;
+			}
+		}
+
+		ccode.add_expression (ccheck);
+	}
 }