From a041582675e97f0ac689b3ca6809ce082cc86002 Mon Sep 17 00:00:00 2001
From: k-hara <k.hara.pg@gmail.com>
Date: Fri, 16 Jan 2015 14:30:40 +0900
Subject: [PATCH] Remove Type::tboolean

---
 src/expression.c | 25 ++++++++++++-------------
 src/mtype.c      |  2 --
 src/mtype.h      |  1 -
 3 files changed, 12 insertions(+), 16 deletions(-)

diff --git a/src/expression.c b/src/expression.c
index 4bfb68582c11..39edbc9e97b9 100644
--- a/src/expression.c
+++ b/src/expression.c
@@ -9327,7 +9327,7 @@ Expression *NotExp::semantic(Scope *sc)
     if (checkNonAssignmentArrayOp(e1))
         return new ErrorExp();
 
-    type = Type::tboolean;
+    type = Type::tbool;
     return this;
 }
 
@@ -9352,7 +9352,7 @@ Expression *BoolExp::semantic(Scope *sc)
     if (e1->type == Type::terror)
         return e1;
 
-    type = Type::tboolean;
+    type = Type::tbool;
     return this;
 }
 
@@ -12991,7 +12991,7 @@ Expression *OrOrExp::semantic(Scope *sc)
         e1 = e1->optimize(WANTvalue);
         if (e1->isBool(true))
         {
-            return new IntegerExp(loc, 1, Type::tboolean);
+            return new IntegerExp(loc, 1, Type::tbool);
         }
     }
 
@@ -13005,7 +13005,7 @@ Expression *OrOrExp::semantic(Scope *sc)
     else
     {
         e2 = e2->checkToBoolean(sc);
-        type = Type::tboolean;
+        type = Type::tbool;
     }
     if (e2->op == TOKtype || e2->op == TOKimport)
     {
@@ -13049,7 +13049,7 @@ Expression *AndAndExp::semantic(Scope *sc)
         e1 = e1->optimize(WANTvalue);
         if (e1->isBool(false))
         {
-            return new IntegerExp(loc, 0, Type::tboolean);
+            return new IntegerExp(loc, 0, Type::tbool);
         }
     }
 
@@ -13063,7 +13063,7 @@ Expression *AndAndExp::semantic(Scope *sc)
     else
     {
         e2 = e2->checkToBoolean(sc);
-        type = Type::tboolean;
+        type = Type::tbool;
     }
     if (e2->op == TOKtype || e2->op == TOKimport)
     {
@@ -13102,7 +13102,6 @@ Expression *InExp::semantic(Scope *sc)
     if (e)
         return e;
 
-    //type = Type::tboolean;
     Type *t2b = e2->type->toBasetype();
     switch (t2b->ty)
     {
@@ -13138,7 +13137,7 @@ Expression *InExp::semantic(Scope *sc)
 RemoveExp::RemoveExp(Loc loc, Expression *e1, Expression *e2)
         : BinExp(loc, TOKremove, sizeof(RemoveExp), e1, e2)
 {
-    type = Type::tboolean;
+    type = Type::tbool;
 }
 
 Expression *RemoveExp::semantic(Scope *sc)
@@ -13193,7 +13192,7 @@ Expression *CmpExp::semantic(Scope *sc)
     if (Expression *ex = typeCombine(this, sc))
         return ex;
 
-    type = Type::tboolean;
+    type = Type::tbool;
 
     // Special handling for array comparisons
     t1 = e1->type->toBasetype();
@@ -13351,7 +13350,7 @@ Expression *EqualExp::semantic(Scope *sc)
             if (ve1->var == ve2->var)
             {
                 // They are the same, result is 'true' for ==, 'false' for !=
-                return new IntegerExp(loc, (op == TOKequal), Type::tboolean);
+                return new IntegerExp(loc, (op == TOKequal), Type::tbool);
             }
         }
     }
@@ -13435,7 +13434,7 @@ Expression *EqualExp::semantic(Scope *sc)
         if (dim == 0)
         {
             // zero-length tuple comparison should always return true or false.
-            e = new IntegerExp(loc, (op == TOKequal), Type::tboolean);
+            e = new IntegerExp(loc, (op == TOKequal), Type::tbool);
         }
         else
         {
@@ -13460,7 +13459,7 @@ Expression *EqualExp::semantic(Scope *sc)
     if (Expression *ex = typeCombine(this, sc))
         return ex;
 
-    type = Type::tboolean;
+    type = Type::tbool;
 
     // Special handling for array comparisons
     if (!arrayTypeCompatible(loc, e1->type, e2->type))
@@ -13495,7 +13494,7 @@ Expression *IdentityExp::semantic(Scope *sc)
 
     if (Expression *ex = binSemanticProp(sc))
         return ex;
-    type = Type::tboolean;
+    type = Type::tbool;
 
     if (Expression *ex = typeCombine(this, sc))
         return ex;
diff --git a/src/mtype.c b/src/mtype.c
index d6f93b3f973e..0d2ca5fa457d 100644
--- a/src/mtype.c
+++ b/src/mtype.c
@@ -109,7 +109,6 @@ Type *Type::twchar;
 Type *Type::tdchar;
 
 Type *Type::tshiftcnt;
-Type *Type::tboolean;
 Type *Type::terror;
 Type *Type::tnull;
 
@@ -271,7 +270,6 @@ void Type::init()
     tdchar = basic[Tdchar];
 
     tshiftcnt = tint32;
-    tboolean = tbool;
     terror = basic[Terror];
     tnull = basic[Tnull];
     tnull = new TypeNull();
diff --git a/src/mtype.h b/src/mtype.h
index 74f9034f9e69..0836b5f3b3d4 100644
--- a/src/mtype.h
+++ b/src/mtype.h
@@ -184,7 +184,6 @@ class Type : public RootObject
 
     // Some special types
     static Type *tshiftcnt;
-    static Type *tboolean;
     static Type *tvoidptr;              // void*
     static Type *tstring;               // immutable(char)[]
     static Type *twstring;              // immutable(wchar)[]