diff --git a/VMTests/vmArithmeticTest.json b/VMTests/vmArithmeticTest.json
index 8aa553691..f7b2e5faa 100644
--- a/VMTests/vmArithmeticTest.json
+++ b/VMTests/vmArithmeticTest.json
@@ -311,6 +311,140 @@
             }
         }
     },
+    "addmod1_overflow2" : {
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "code" : "0x60056000600160000308600055",
+            "data" : "0x",
+            "gas" : "10000",
+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
+        },
+        "gas" : "9893",
+        "logs" : [
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+        "out" : "0x",
+        "post" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056000600160000308600055",
+                "nonce" : "0",
+                "storage" : {
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+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056000600160000308600055",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        }
+    },
+    "addmod1_overflow3" : {
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "code" : "0x60056002600160000308600055",
+            "data" : "0x",
+            "gas" : "10000",
+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
+        },
+        "gas" : "9693",
+        "logs" : [
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+        "out" : "0x",
+        "post" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600160000308600055",
+                "nonce" : "0",
+                "storage" : {
+                    "0x" : "0x02"
+                }
+            }
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600160000308600055",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        }
+    },
+    "addmod1_overflowDiff" : {
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "code" : "0x60056002600003600160000308600055",
+            "data" : "0x",
+            "gas" : "10000",
+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
+        },
+        "gas" : "9691",
+        "logs" : [
+        ],
+        "out" : "0x",
+        "post" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600003600160000308600055",
+                "nonce" : "0",
+                "storage" : {
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+            }
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600003600160000308600055",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        }
+    },
     "addmod2" : {
         "callcreates" : [
         ],
@@ -5630,6 +5764,185 @@
             }
         }
     },
+    "mulmod1_overflow" : {
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "code" : "0x60056002600160000309600055",
+            "data" : "0x",
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+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
+        },
+        "gas" : "9893",
+        "logs" : [
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+        "post" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600160000309600055",
+                "nonce" : "0",
+                "storage" : {
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+                "balance" : "1000000000000000000",
+                "code" : "0x60056002600160000309600055",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        }
+    },
+    "mulmod1_overflow2" : {
+        "callcreates" : [
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+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "code" : "0x600560027f800000000000000000000000000000000000000000000000000000000000000009600055",
+            "data" : "0x",
+            "gas" : "10000",
+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
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+        "logs" : [
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+                "code" : "0x600560027f800000000000000000000000000000000000000000000000000000000000000009600055",
+                "nonce" : "0",
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+                }
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+                "code" : "0x600560027f800000000000000000000000000000000000000000000000000000000000000009600055",
+                "nonce" : "0",
+                "storage" : {
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+        }
+    },
+    "mulmod1_overflow3" : {
+        "callcreates" : [
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+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "exec" : {
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+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
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+            "data" : "0x",
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+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
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+        "logs" : [
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+        "out" : "0x",
+        "post" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
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+                "nonce" : "0",
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+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        }
+    },
+    "mulmod1_overflow4" : {
+        "callcreates" : [
+        ],
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "256",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
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+            "caller" : "cd1722f2947def4cf144679da39c4c32bdc35681",
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+            "data" : "0x",
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+            "gasPrice" : "100000000000000",
+            "origin" : "cd1722f2947def4cf144679da39c4c32bdc35681",
+            "value" : "1000000000000000000"
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+        "logs" : [
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+                "nonce" : "0",
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+                "nonce" : "0",
+                "storage" : {
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     "mulmod2" : {
         "callcreates" : [
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