<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Fri, May 30, 2014 at 10:35 PM, Reid Kleckner <span dir="ltr"><<a href="mailto:rnk@google.com" target="_blank">rnk@google.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr"><div>llvm-dev -> cfe-dev, since ASTUnit.h is a Clang thing.</div><div><br></div><div>Maybe Manuel knows what it is, since it's used by Tooling?</div></div></blockquote><div><br></div><div>I'm not aware that ASTUnit is used by libTooling. As far as I know, clang is not intended to be thread-safe, and thus probably isn't.</div>
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On Fri, May 30, 2014 at 12:56 PM, Zachary Turner <span dir="ltr"><<a href="mailto:zturner@google.com" target="_blank">zturner@google.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<div dir="ltr">In ASTUnit.h, there is a ConcurrencyState class which has the following comment;<div><br></div><div><div> /// \brief Allows us to assert that ASTUnit is not being used concurrently,</div><div> /// which is not supported.</div>
<div> ///</div><div> /// Clients should create instances of the ConcurrencyCheck class whenever</div><div> /// using the ASTUnit in a way that isn't intended to be concurrent, which is</div><div> /// just about any usage.</div>
<div> /// Becomes a noop in release mode; only useful for debug mode checking.</div></div><div><br></div><div>In ASTUnit.cpp, there is a function called cleanupOnDiskMapAtExit(), which has the following comment:</div><div>
<br></div><div><div> // Use the mutex because there can be an alive thread destroying an ASTUnit.</div></div><div><br></div><div>Can someone clarify the intended behavior here? These two comments seem to contradict each other.</div>
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