Fix infinite loop with invalid data (fuzzer test)

lib/zstd_decompress.c

@@ -769,7 +769,7 @@ static size_t ZSTD_decompressSequences(
     {   size_t const seqHSize = ZSTD_decodeSeqHeaders(&nbSeq, DTableLL, DTableML, DTableOffb, dctx->flagRepeatTable, ip, seqSize);
         if (ZSTD_isError(seqHSize)) return seqHSize;
         ip += seqHSize;
-        dctx->flagRepeatTable = 1;
+        dctx->flagRepeatTable = 0;
     }
 
     /* Regen sequences */

programs/.gitignore

@@ -38,6 +38,9 @@ dictionary
 grillResults.txt
 _*
 
+# fuzzer
+afl
+
 # Misc files
 *.bat
 fileTests.sh