From d683e3de74e54766e8ef6f44a7dcb2e42de2df2f Mon Sep 17 00:00:00 2001
From: Jim Lawson
Date: Wed, 19 Oct 2016 12:57:12 -0700
Subject: Deprecate "!=". (#323)

---
 chiselFrontend/src/main/scala/chisel3/core/Bits.scala | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'chiselFrontend/src/main/scala/chisel3')

diff --git a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
index 741f6aee..c4161a32 100644
--- a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
+++ b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
@@ -463,6 +463,7 @@ sealed class UInt private[core] (width: Width, lit: Option[ULit] = None)
   override def do_<= (that: UInt)(implicit sourceInfo: SourceInfo): Bool = compop(sourceInfo, LessEqOp, that)
   override def do_>= (that: UInt)(implicit sourceInfo: SourceInfo): Bool = compop(sourceInfo, GreaterEqOp, that)
 
+  @deprecated("Use '=/=', which avoids potential precedence problems", "chisel3")
   final def != (that: UInt): Bool = macro SourceInfoTransform.thatArg
   final def =/= (that: UInt): Bool = macro SourceInfoTransform.thatArg
   final def === (that: UInt): Bool = macro SourceInfoTransform.thatArg
@@ -658,6 +659,7 @@ sealed class SInt private (width: Width, lit: Option[SLit] = None)
   override def do_<= (that: SInt)(implicit sourceInfo: SourceInfo): Bool = compop(sourceInfo, LessEqOp, that)
   override def do_>= (that: SInt)(implicit sourceInfo: SourceInfo): Bool = compop(sourceInfo, GreaterEqOp, that)
 
+  @deprecated("Use '=/=', which avoids potential precedence problems", "chisel3")
   final def != (that: SInt): Bool = macro SourceInfoTransform.thatArg
   final def =/= (that: SInt): Bool = macro SourceInfoTransform.thatArg
   final def === (that: SInt): Bool = macro SourceInfoTransform.thatArg
-- 
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