[llvm] [CFIInserter] Improve `CSRSavedLocation` struct. (PR #168869)

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git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/CodeGen/CFIInstrInserter.cpp --diff_from_common_commit
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``````````diff
diff --git a/llvm/lib/CodeGen/CFIInstrInserter.cpp b/llvm/lib/CodeGen/CFIInstrInserter.cpp
index e9407aaed..0047cdae1 100644
--- a/llvm/lib/CodeGen/CFIInstrInserter.cpp
+++ b/llvm/lib/CodeGen/CFIInstrInserter.cpp
@@ -320,7 +320,8 @@ void CFIInstrInserter::calculateOutgoingCFAInfo(MBBCFAInfo &MBBInfo) {
         break;
       }
       assert((bool)CSRReg + (bool)CSROffset <= 1 &&
-             "A register can only be at an offset from CFA or in another register, but not both!");
+             "A register can only be at an offset from CFA or in another "
+             "register, but not both!");
       CSRSavedLocation CSRLoc;
       if (CSRReg)
         CSRLoc = CSRSavedLocation::createRegister(*CSRReg);

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https://github.com/llvm/llvm-project/pull/168869