[llvm] r304358 - Added LLVM_FALLTHROUGH to address warning: this statement may fall through. NFC.

[Galina Kistanova via llvm-commits]

Author: gkistanova
Date: Wed May 31 17:09:46 2017
New Revision: 304358

URL: http://llvm.org/viewvc/llvm-project?rev=304358&view=rev
Log:
Added LLVM_FALLTHROUGH to address warning: this statement may fall through. NFC.

Modified:
    llvm/trunk/lib/Analysis/ScalarEvolution.cpp

Modified: llvm/trunk/lib/Analysis/ScalarEvolution.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/ScalarEvolution.cpp?rev=304358&r1=304357&r2=304358&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/ScalarEvolution.cpp (original)
+++ llvm/trunk/lib/Analysis/ScalarEvolution.cpp Wed May 31 17:09:46 2017
@@ -8182,6 +8182,7 @@ bool ScalarEvolution::isKnownPredicateVi
 
   case ICmpInst::ICMP_SGE:
     std::swap(LHS, RHS);
+    LLVM_FALLTHROUGH;
   case ICmpInst::ICMP_SLE:
     // X s<= (X + C)<nsw> if C >= 0
     if (MatchBinaryAddToConst(RHS, LHS, C, SCEV::FlagNSW) && C.isNonNegative())
@@ -8195,6 +8196,7 @@ bool ScalarEvolution::isKnownPredicateVi
 
   case ICmpInst::ICMP_SGT:
     std::swap(LHS, RHS);
+    LLVM_FALLTHROUGH;
   case ICmpInst::ICMP_SLT:
     // X s< (X + C)<nsw> if C > 0
     if (MatchBinaryAddToConst(RHS, LHS, C, SCEV::FlagNSW) &&
@@ -8552,6 +8554,7 @@ bool ScalarEvolution::isImpliedCond(ICmp
           if (isImpliedCondOperands(Pred, LHS, RHS, V,
                                     getConstant(SharperMin)))
             return true;
+          LLVM_FALLTHROUGH;
 
         case ICmpInst::ICMP_SGT:
         case ICmpInst::ICMP_UGT:
@@ -8566,6 +8569,7 @@ bool ScalarEvolution::isImpliedCond(ICmp
 
           if (isImpliedCondOperands(Pred, LHS, RHS, V, getConstant(Min)))
             return true;
+          LLVM_FALLTHROUGH;
 
         default:
           // No change