[llvm] ee8c14b - [LivePhysRegs] Use .asMCReg() rather than cast (NFC) (#155084)

[via llvm-commits]

Author: Benjamin Maxwell
Date: 2025-08-23T11:25:16+01:00
New Revision: ee8c14be14deabace692ab51f5d5d432b0a83d58

URL: https://github.com/llvm/llvm-project/commit/ee8c14be14deabace692ab51f5d5d432b0a83d58
DIFF: https://github.com/llvm/llvm-project/commit/ee8c14be14deabace692ab51f5d5d432b0a83d58.diff

LOG: [LivePhysRegs] Use .asMCReg() rather than cast (NFC) (#155084)

Should fix MSVC buildbots:

https://lab.llvm.org/buildbot/#/builders/197/builds/8321
https://lab.llvm.org/buildbot/#/builders/211/builds/1549

Added: 
    

Modified: 
    llvm/lib/CodeGen/LivePhysRegs.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/LivePhysRegs.cpp b/llvm/lib/CodeGen/LivePhysRegs.cpp
index f1d31daaea530..5c8f060c09e5f 100644
--- a/llvm/lib/CodeGen/LivePhysRegs.cpp
+++ b/llvm/lib/CodeGen/LivePhysRegs.cpp
@@ -366,7 +366,7 @@ bool llvm::isPhysRegUsedAfter(Register Reg, MachineBasicBlock::iterator MBI) {
   // If we hit the end of the block, check whether Reg is live into a
   //  successor.
   for (const auto &LO : MBB->liveouts())
-    if (LO.PhysReg == MCRegister(Reg) && LO.LaneMask.any())
+    if (LO.PhysReg == Reg.asMCReg() && LO.LaneMask.any())
       return true;
 
   return false;