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-rw-r--r--clang/lib/Analysis/ReachableCode.cpp4
1 files changed, 2 insertions, 2 deletions
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;
}