[PATCH] D151606: [NFC][CLANG] Fix Static Code Analyzer Concerns with bad bit right shift operation in getNVPTXLaneID()

[Soumi Manna via Phabricator via cfe-commits]

Manna updated this revision to Diff 526259.
Manna added a comment.

I have updated patch.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151606/new/

https://reviews.llvm.org/D151606

Files:
  clang/lib/CodeGen/CGOpenMPRuntimeGPU.cpp


Index: clang/lib/CodeGen/CGOpenMPRuntimeGPU.cpp
===================================================================
--- clang/lib/CodeGen/CGOpenMPRuntimeGPU.cpp
+++ clang/lib/CodeGen/CGOpenMPRuntimeGPU.cpp
@@ -528,6 +528,7 @@
   CGBuilderTy &Bld = CGF.Builder;
   unsigned LaneIDBits =
       llvm::Log2_32(CGF.getTarget().getGridValue().GV_Warp_Size);
+  assert(LaneIDBits < 32 && "Invalid LaneIDBits size in NVPTX device.");
   unsigned LaneIDMask = ~0u >> (32u - LaneIDBits);
   auto &RT = static_cast<CGOpenMPRuntimeGPU &>(CGF.CGM.getOpenMPRuntime());
   return Bld.CreateAnd(RT.getGPUThreadID(CGF), Bld.getInt32(LaneIDMask),


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