[PATCH] D155606: [Clang] Only emit CUDA version warnings when creating the CUDA toolchain

[Joseph Huber via Phabricator via cfe-commits]

jhuber6 updated this revision to Diff 541562.
jhuber6 added a comment.

Fix wrong comment


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D155606/new/

https://reviews.llvm.org/D155606

Files:
  clang/lib/Driver/Driver.cpp
  clang/lib/Driver/ToolChains/Cuda.cpp


Index: clang/lib/Driver/ToolChains/Cuda.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Cuda.cpp
+++ clang/lib/Driver/ToolChains/Cuda.cpp
@@ -704,10 +704,8 @@
                                const ArgList &Args, bool Freestanding = false)
     : ToolChain(D, Triple, Args), CudaInstallation(D, HostTriple, Args),
       Freestanding(Freestanding) {
-  if (CudaInstallation.isValid()) {
-    CudaInstallation.WarnIfUnsupportedVersion();
+  if (CudaInstallation.isValid())
     getProgramPaths().push_back(std::string(CudaInstallation.getBinPath()));
-  }
   // Lookup binaries into the driver directory, this is used to
   // discover the 'nvptx-arch' executable.
   getProgramPaths().push_back(getDriver().Dir);
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -810,6 +810,12 @@
     if (!CudaTC) {
       CudaTC = std::make_unique<toolchains::CudaToolChain>(
           *this, *CudaTriple, *HostTC, C.getInputArgs());
+
+      // Emit a warning if the detected CUDA version is too new.
+      CudaInstallationDetector &CudaInstallation =
+          static_cast<toolchains::CudaToolChain &>(*CudaTC).CudaInstallation;
+      if (CudaInstallation.isValid())
+        CudaInstallation.WarnIfUnsupportedVersion();
     }
     C.addOffloadDeviceToolChain(CudaTC.get(), OFK);
   } else if (IsHIP) {


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