[Development] Question about QCoreApplicationData::*_libpaths
thiago.macieira at intel.com
Fri Jan 22 22:26:13 CET 2016
On Friday 22 January 2016 13:37:22 Matthew Woehlke wrote:
> If you really have *the same* vector... Don't do that :-). Note that
> this implies that you are either operating on the same variable, or one
> thread is operating on a reference. That's not very common, and it's
> just not thread safe, ever¹, regardless of the data type.
> (¹ Well, besides atomic types, but we're talking about containers...)
You may still have data races of more benign kind, like read-after-write and
write-after-write. If two threads race to write a value, it's undetermined
which one wins.
"Atomic" does not imply "magic" :-)
Thiago Macieira - thiago.macieira (AT) intel.com
Software Architect - Intel Open Source Technology Center
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