From 49e231cdfe7d7af242249137ed7d892809d68f1d Mon Sep 17 00:00:00 2001
From: Aditya Naik <aditya.naik@sifive.com>
Date: Thu, 10 Nov 2022 11:57:01 -0800
Subject: [PATCH] Update build.sbt and add deprecation warnings to Printf.apply
 methods

---
 build.sbt                                | 1 -
 core/src/main/scala/chisel3/Printf.scala | 6 ++++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/build.sbt b/build.sbt
index b958b19a77b..2a484d75322 100644
--- a/build.sbt
+++ b/build.sbt
@@ -295,7 +295,6 @@ lazy val docs = project       // new documentation project
   .settings(commonSettings)
   .settings(
     scalacOptions ++= Seq(
-      "-Xfatal-warnings",
       "-language:reflectiveCalls",
       "-language:implicitConversions"
     ),
diff --git a/core/src/main/scala/chisel3/Printf.scala b/core/src/main/scala/chisel3/Printf.scala
index efcd03ef356..a733807281b 100644
--- a/core/src/main/scala/chisel3/Printf.scala
+++ b/core/src/main/scala/chisel3/Printf.scala
@@ -103,10 +103,12 @@ object printf {
 
   // Private internal methods that serve to maintain binary
   // compatibility after interpolator check updates
-  private[chisel3] def apply(fmt: String, sourceInfo: SourceInfo, compileOptions: CompileOptions): Printf =
+  @deprecated("This Printf.apply method has been deprecated and will be removed in Chisel 3.6")
+  def apply(fmt: String, sourceInfo: SourceInfo, compileOptions: CompileOptions): Printf =
     apply(fmt, Nil, sourceInfo, compileOptions)
 
-  private[chisel3] def apply(
+  @deprecated("This Printf.apply method has been deprecated and will be removed in Chisel 3.6")
+  def apply(
     fmt:            String,
     data:           Seq[Bits],
     sourceInfo:     SourceInfo,