Patch to fix build breakage with GCC 4.7

[Kelly O'Hair]

This change looks fine to me.

It would be ok with me for this change to be pushed into the jdk8/build forest.
Once there, I can do a JPRT run to verify it, but I really don't seen any issue here.

-kto

On Jan 30, 2012, at 4:57 PM, David Holmes wrote:

> Hi Deepak,
> 
> The primary change here is a build change so I've cc'ed build-dev.
> 
> The majority of the changes are to JVMTI demo files hence I've cc'd serviceability-dev.
> 
> I think JDK8-dev doesn't need to be included now so I've bcc'd it.
> 
> While gcc compilation on sparc is rare I'm not sure that simply deleting the sparc-only option unconditionally is the right thing to do.
> 
> David
> 
> On 31/01/2012 1:20 AM, Deepak Bhole wrote:
>> Hi,
>> 
>> JDK builds currently fail with GCC 4.7 due to its stricter option
>> checking.
>> 
>> GCC 4.6 and prior ignored invalid options -- GCC 4.7 does not. Certain
>> files in JDK supply the -mimpure-text option to GCC. This option is only
>> valid on SPARC[1,2]. As a result, GCC 4.7 throws an error during build
>> on Linux (I suppose .
>> 
>> This patch removes the option:
>> http://cr.openjdk.java.net/~dbhole/GCC-4.7-JDK8.00
>> 
>> 1: http://gcc.gnu.org/onlinedocs/gcc-3.3.6/gcc/SPARC-Options.html
>> 2: http://gcc.gnu.org/onlinedocs/gcc-3.3.6/gcc/i386-and-x86_002d64-Options.html
>> 
>> If OK for push, please feel free to do so (I don't have commit access).
>> 
>> Cheers,
>> Deepak