Integrated: 8266773: Release VM is broken with GCC 9 after 8214237

Jie Fu jiefu at openjdk.java.net
Tue May 11 22:47:13 UTC 2021


On Mon, 10 May 2021 02:39:38 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> Hi all,
> 
> Release VM is broken with GCC 9 due to -Werror=format-overflow=.
> And if this assert[1] is removed, fastdebug VM can also reproduce the same bug.
> The key to reproduce it is to compile with -O3.
> 
> IMO, it seems like a false positive gcc bug.
> But we'd better fix it since gcc 9 is assumed to be supported to build OpenJDK.
> 
> Thanks.
> Best regards,
> Jie
> 
> 
> [1] https://github.com/openjdk/jdk/blob/master/src/hotspot/share/gc/g1/g1GCPhaseTimes.cpp#L47

This pull request has now been integrated.

Changeset: 974b9f70
Author:    Jie Fu <jiefu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/974b9f700423590ccb59a566bd0b383c405d4af2
Stats:     19 lines in 2 files changed: 0 ins; 6 del; 13 mod

8266773: Release VM is broken with GCC 9 after 8214237

Reviewed-by: stuefe, lkorinth

-------------

PR: https://git.openjdk.java.net/jdk/pull/3941



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