[CUDA] Minor comment nits.

llvm-svn: 278183
diff --git a/clang/lib/Sema/SemaOverload.cpp b/clang/lib/Sema/SemaOverload.cpp
index 090fab7..ff82025 100644
--- a/clang/lib/Sema/SemaOverload.cpp
+++ b/clang/lib/Sema/SemaOverload.cpp
@@ -8769,8 +8769,8 @@
   std::transform(begin(), end(), std::back_inserter(Candidates),
                  [](OverloadCandidate &Cand) { return &Cand; });
 
-  // [CUDA] HD->H or HD->D calls are technically not allowed by CUDA
-  // but accepted by both clang and NVCC. However during a particular
+  // [CUDA] HD->H or HD->D calls are technically not allowed by CUDA but
+  // are accepted by both clang and NVCC. However, during a particular
   // compilation mode only one call variant is viable. We need to
   // exclude non-viable overload candidates from consideration based
   // only on their host/device attributes. Specifically, if one