[clang] 772f482 - Change while to do-while

[Fangrui Song via cfe-commits]

Author: Seija Kijin
Date: 2020-06-25T09:30:30-07:00
New Revision: 772f4826465de80d8c7f11b2fb35b92f9fe58f45

URL: https://github.com/llvm/llvm-project/commit/772f4826465de80d8c7f11b2fb35b92f9fe58f45
DIFF: https://github.com/llvm/llvm-project/commit/772f4826465de80d8c7f11b2fb35b92f9fe58f45.diff

LOG: Change while to do-while

Differential Revision: https://reviews.llvm.org/D70603

Added: 
    

Modified: 
    clang/lib/Analysis/ReachableCode.cpp

Removed: 
    


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diff  --git a/clang/lib/Analysis/ReachableCode.cpp b/clang/lib/Analysis/ReachableCode.cpp
index 369879ad65f5..221d137dadb8 100644
--- a/clang/lib/Analysis/ReachableCode.cpp
+++ b/clang/lib/Analysis/ReachableCode.cpp
@@ -138,10 +138,10 @@ static bool isDeadReturn(const CFGBlock *B, const Stmt *S) {
 static SourceLocation getTopMostMacro(SourceLocation Loc, SourceManager &SM) {
   assert(Loc.isMacroID());
   SourceLocation Last;
-  while (Loc.isMacroID()) {
+  do {
     Last = Loc;
     Loc = SM.getImmediateMacroCallerLoc(Loc);
-  }
+  } while (Loc.isMacroID());
   return Last;
 }