Re: RFR: JDK-8039426: gcc can target wrong instruction set when building JDK native code

2015-05-12 Thread David Holmes
On 12/05/2015 6:27 AM, David Holmes wrote: Hi Erik, On 11/05/2015 10:31 PM, Erik Joelsson wrote: Hello, Please review this small fix to CFLAGS when compiling with GCC on a 32-bit system. Hotspot currently sets -march=i586 and the jdk libraries should do the same for consistency. Bug: https://

Re: Issues with dtrace enabled in OpenJdk 9

2015-05-12 Thread Mahesh Pujari
I think I have mixed up things, like thinking SDT and dtrace4linux as same, but there are not as pointed out by Staffan. So first I build jdk9 with not having SDT headers i.e. not having systemtap-dev. Build was success as expected. Next I did a build having SDT headers in path (i.e. I having i

Re: Issues with dtrace enabled in OpenJdk 9

2015-05-12 Thread Staffan Larsen
The SDT support is maintained by the IcedTea folks. Perhaps asking on their email list [1] would get you closer, or on the hotspot-dev list. /Staffan [1] http://mail.openjdk.java.net/mailman/listinfo/distro-pkg-dev > On 12 maj 2015, at 10:21, Mahesh Pujari wrote: > > I think I have mixed up t

Re: Issues with dtrace enabled in OpenJdk 9

2015-05-12 Thread David Holmes
On 12/05/2015 6:21 PM, Mahesh Pujari wrote: I think I have mixed up things, like thinking SDT and dtrace4linux as same, but there are not as pointed out by Staffan. So first I build jdk9 with not having SDT headers i.e. not having systemtap-dev. Build was success as expected. Next I did a build

Re: Backport multiple toolchains support to JDK8?

2015-05-12 Thread Martin Buchholz
I also think that backporting multiple toolchain support seems too risky for jdk8u. At the same time, it may be very useful for others trying to test or port the jdk8u code base (at google, we are motivated by running asan via clang). It would be good if there was a way to share such a backport w