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https://issues.apache.org/jira/browse/MESOS-9002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Peach reassigned MESOS-9002:
----------------------------------
Assignee: James Peach
Priority: Minor (was: Major)
Fix Version/s: 1.7.0
| [r/67614|https://reviews.apache.org/r/67614] | Removed memcpy from
os::Fork::instantiate. |
> Mem access error in os::Fork::Tree
> ----------------------------------
>
> Key: MESOS-9002
> URL: https://issues.apache.org/jira/browse/MESOS-9002
> Project: Mesos
> Issue Type: Task
> Reporter: James Peach
> Assignee: James Peach
> Priority: Minor
> Fix For: 1.7.0
>
>
> Building Mesos with gcc 8.1 (Fedora 28)
> {noformat}
> ../../3rdparty/stout/include/stout/os/posix/fork.hpp: In member function
> ‘pid_t os::Fork::instantiate(const os::Fork::Tree&) const’:
> ../../3rdparty/stout/include/stout/os/posix/fork.hpp:354:61: error: ‘void*
> memcpy(void*, const void*, size_t)’ writing to an object of type ‘using
> element_type = std::remove_extent<os::Fork::Tree::Memory>::type’ {aka ‘struct
> os::Fork::Tree::Memory’} with no trivial copy-assignment
> [-Werror=class-memaccess]
> memcpy(tree.memory.get(), &process, sizeof(Tree::Memory));
> ^
> ../../3rdparty/stout/include/stout/os/posix/fork.hpp:235:12: note: ‘using
> element_type = std::remove_extent<os::Fork::Tree::Memory>::type’ {aka ‘struct
> os::Fork::Tree::Memory’} declared here
> struct Memory {
> ^~~~~~
> {noformat}
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