allow zero-length arrays

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36863 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Bitcode/BitstreamWriter.h b/include/llvm/Bitcode/BitstreamWriter.h
index 20bcc1c8b547b36c03706ddc7edea6da94bf617d..64598edbd562d02efe541670c20d96e2c76bd946 100644 (file)
--- a/include/llvm/Bitcode/BitstreamWriter.h
+++ b/include/llvm/Bitcode/BitstreamWriter.h
@@ -284,9 +284,9 @@ public:
       
       unsigned RecordIdx = 0;
       for (unsigned i = 0, e = Abbv->getNumOperandInfos(); i != e; ++i) {
-        assert(RecordIdx < Vals.size() && "Invalid abbrev/record");
         const BitCodeAbbrevOp &Op = Abbv->getOperandInfo(i);
         if (Op.isLiteral() || Op.getEncoding() != BitCodeAbbrevOp::Array) {
+          assert(RecordIdx < Vals.size() && "Invalid abbrev/record");
           EmitAbbreviatedField(Op, Vals[RecordIdx]);
           ++RecordIdx;
         } else {