RegularExpression: Initialize RegularExpressionMatch arrays fully
The RegularExpressionMatch
class added by commit cff58f07
(RegularExpression: New RegularExpressionMatch class, 2017-12-04) has
members with array-of-pointer types. Use uniform initialization
syntax to initialize all array elements on construction.
This fixes a Clang scan-build 7 warning:
RegularExpression.hxx:138:23: warning: The left operand of '==' is a garbage value
if (this->startp[n] == nullptr) {
~~~~~~~~~~~~~~~ ^