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-rw-r--r--llvm/lib/Bitcode/Writer/BitcodeWriter.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index 64c2dfaee82..f594e0ffe4e 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -897,6 +897,9 @@ static void WriteConstants(unsigned FirstVal, unsigned LastVal,
Record.push_back(VE.getValueID(BA->getFunction()));
Record.push_back(VE.getGlobalBasicBlockID(BA->getBasicBlock()));
} else {
+#ifndef NDEBUG
+ C->dump();
+#endif
llvm_unreachable("Unknown constant!");
}
Stream.EmitRecord(Code, Record, AbbrevToUse);
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