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Diffstat (limited to 'src/Test/VeriFuzz/VerilogAST.hs')
| -rw-r--r-- | src/Test/VeriFuzz/VerilogAST.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Test/VeriFuzz/VerilogAST.hs b/src/Test/VeriFuzz/VerilogAST.hs index 48d01a5..41c855a 100644 --- a/src/Test/VeriFuzz/VerilogAST.hs +++ b/src/Test/VeriFuzz/VerilogAST.hs @@ -77,7 +77,7 @@ instance QC.Arbitrary Identifier where (QC.shuffle (['a'..'z'] <> ['A'..'Z']) >>= QC.sublistOf) instance QC.Arbitrary Number where - arbitrary = Number <$> QC.arbitrary <*> QC.arbitrary + arbitrary = Number <$> (suchThat QC.arbitrary (>=0)) <*> QC.arbitrary instance QC.Arbitrary BinaryOperator where arbitrary = QC.elements [BinAnd, BinOr, BinXor] |