From daa59a95ada1ddcb829acbd4affd349e54e6f3f1 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Fri, 31 Oct 2014 09:47:02 +0100
Subject: [PATCH] ivl: Parsing rules for type casting.

---
 parse.y | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/parse.y b/parse.y
index b2f1a815a..a69b43c1a 100644
--- a/parse.y
+++ b/parse.y
@@ -3543,6 +3543,18 @@ expr_primary
 	}
       }
 
+  | data_type '\'' '(' expression ')'
+      { PExpr*base = $4;
+	if (gn_system_verilog()) {
+	      PECastType*tmp = new PECastType($1, base);
+	      FILE_NAME(tmp, @1);
+	      $$ = tmp;
+	} else {
+	      yyerror(@1, "error: Type cast requires SystemVerilog.");
+	      $$ = base;
+	}
+      }
+
   /* Aggregate literals are primaries. */
 
   | assignment_pattern