[PATCH] D26774: [CUDA] Driver changes to support CUDA compilation on MacOS.

[Samuel Antao via cfe-commits]

sfantao added a comment.

Hi Justin,

Thanks for the patch.



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Comment at: clang/lib/Driver/Driver.cpp:479
+    // the device toolchain we create depends on both.
+    ToolChain *&CudaTC = ToolChains[CudaTriple.str() + "/" + HostTriple.str()];
+    if (!CudaTC) {
----------------
I am not sure I understand why to pair host and device toolchain in the map. The driver can be used to several compilations, but how do these compilation use different host toolchains? Can you give an example of an invocation? Maybe add it to the regression tests bellow. 


https://reviews.llvm.org/D26774