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-rw-r--r--llvm/tools/bugpoint/CrashDebugger.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/tools/bugpoint/CrashDebugger.cpp b/llvm/tools/bugpoint/CrashDebugger.cpp
index 40854aa380d..852359a8c24 100644
--- a/llvm/tools/bugpoint/CrashDebugger.cpp
+++ b/llvm/tools/bugpoint/CrashDebugger.cpp
@@ -142,7 +142,7 @@ public:
virtual TestResult doTest(std::vector<BasicBlock*> &Prefix,
std::vector<BasicBlock*> &Kept) {
- if (TestBlocks(Kept))
+ if (!Kept.empty() && TestBlocks(Kept))
return KeepSuffix;
if (!Prefix.empty() && TestBlocks(Prefix))
return KeepPrefix;
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