accumulate( Fact($bd: bd); $maxBd:max($bd))
        $fact : Fact( bd  == $maxBd)

[ERROR] /path/to/reproducer_bd_accumulate_result_compare/target/generated-sources/drools-model-compiler/main/java/com/example/reproducer/Rulesfb93dfe4037d47349427eadc64c3e841RuleMethods0.java:[43,137] no suitable constructor found for BigDecimal(java.lang.Number)
[ERROR]     constructor java.math.BigDecimal.BigDecimal(char[]) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to char[])
[ERROR]     constructor java.math.BigDecimal.BigDecimal(java.lang.String) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to java.lang.String)
[ERROR]     constructor java.math.BigDecimal.BigDecimal(double) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to double)
[ERROR]     constructor java.math.BigDecimal.BigDecimal(java.math.BigInteger) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to java.math.BigInteger)
[ERROR]     constructor java.math.BigDecimal.BigDecimal(int) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to int)
[ERROR]     constructor java.math.BigDecimal.BigDecimal(long) is not applicable
[ERROR]       (argument mismatch; java.lang.Number cannot be converted to long)
[ERROR]