Author: sammccall
Date: Fri Nov 9 03:49:22 2018
New Revision: 346485
URL: http://llvm.org/viewvc/llvm-project?rev=346485&view=rev
Log:
[Tooling] Avoid diagnosing missing input files in an edge-case where it's
incorrect.
Modified:
cfe/trunk/lib/Tooling/Tooling.cpp
Modified: cfe/trunk/lib/Tooling/Tooling.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Tooling/Tooling.cpp?rev=346485&r1=346484&r2=346485&view=diff
==============================================================================
--- cfe/trunk/lib/Tooling/Tooling.cpp (original)
+++ cfe/trunk/lib/Tooling/Tooling.cpp Fri Nov 9 03:49:22 2018
@@ -303,6 +303,12 @@ bool ToolInvocation::run() {
const std::unique_ptr<driver::Driver> Driver(
newDriver(&Diagnostics, BinaryName, Files->getVirtualFileSystem()));
+ // The "input file not found" diagnostics from the driver are useful.
+ // The driver is only aware of the VFS working directory, but some clients
+ // change this at the FileManager level instead.
+ // In this case the checks have false positives, so skip them.
+ if (!Files->getFileSystemOpts().WorkingDir.empty())
+ Driver->setCheckInputsExist(false);
const std::unique_ptr<driver::Compilation> Compilation(
Driver->BuildCompilation(llvm::makeArrayRef(Argv)));
if (!Compilation)
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