Fix BinaryExpr to handle reference-typed operands.

Fixes issue #101.
2011-09-23 15:19:14 -07:00
parent 5584240c7f
commit 4e91f3777a
1 changed files with 11 additions and 0 deletions
--- a/expr.cpp
+++ b/expr.cpp
@@ -1305,6 +1305,17 @@ BinaryExpr::TypeCheck() {
    if (type0 == NULL || type1 == NULL)
        return NULL;

+    if (dynamic_cast<const ReferenceType *>(type0) != NULL) {
+        arg0 = new DereferenceExpr(arg0, arg0->pos);
+        type0 = arg0->GetType();
+        assert(type0 != NULL);
+    }
+    if (dynamic_cast<const ReferenceType *>(type1) != NULL) {
+        arg1 = new DereferenceExpr(arg1, arg1->pos);
+        type1 = arg1->GetType();
+        assert(type1 != NULL);
+    }
+
    switch (op) {
    case Shl:
    case Shr: