Hi Erik,

On 08/14/2013 03:08 AM, Erik Joelsson wrote:
Hello Joe,

On 2013-08-13 23:31, Joe Darcy wrote:
A follow-up, the build incantation to embed a comma seems to be "(COMMA)". Therefore, I will upgrade this to a code review request:

Actually, you need to use $(COMMA) for it to work. Unfortunately FLAGS isn't a valid parameter to the SetupJavaCompilation macro and will be silently ignored. For a list of valid parameters, see common/makefiles/JavaCompilation.gmk. ADD_JAVAC_FLAGS is probably the one you are looking for. Using this would result in two -Xlint parameters on the javac line however.

Each SetupJavaCompilation call refers to a "SETUP" which is a compiler configuration. GENERATE_JDKBYTECODE is defined in jdk/makefiles/Setup.gmk and includes an -Xlint line disabling most warnings. I tried replacing that with your line for GENERATE_JDKBYTECODE. Unfortunately I had to disable fallthrough, try and finally to get the build to pass. It looked like only one warning per kind so should be easy to fix.

Thanks for the patch. Here is a similar patch I successfully used to build after pushing a "dep-ann" fix to the TL repo:

--- a/makefiles/Setup.gmk    Wed Aug 14 11:26:32 2013 -0700
+++ b/makefiles/Setup.gmk    Wed Aug 14 11:45:16 2013 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. +# Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 #

 
DISABLE_WARNINGS:=-Xlint:all,-deprecation,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally
+JAVAC_WARNINGS:=-Xlint:-unchecked,-deprecation,-overrides,auxiliaryclass,classfile,dep-ann,divzero,empty,try,varargs -Werror

# The generate old bytecode javac setup uses the new compiler to compile for the
 # boot jdk to generate tools that need to be run with the boot jdk.
@@ -41,7 +42,7 @@
      JVM:=$(JAVA),\
      JAVAC:=$(NEW_JAVAC),\
      FLAGS:=-bootclasspath $(JDK_OUTPUTDIR)/classes -source 8 -target 8 \
-        -encoding ascii -XDignore.symbol.file=true $(DISABLE_WARNINGS) \
+        -encoding ascii -XDignore.symbol.file=true $(JAVAC_WARNINGS) \
         $(GENERATE_JDKBYTECODE_EXTRA_FLAGS),\
      SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
      SERVER_JVM:=$(SJAVAC_SERVER_JAVA)))

Some of the other warning categories only have one or two instances in the build so should be easy to add.

Thanks,

-Joe

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