Initialize arrays as empty when count is zero

[ds5678]

Ensure _codeGenModuleMethodPointers, _codegenModuleRgctxRanges, and _codegenModuleRgctxs are always initialized, even when their respective counts are zero, by assigning empty arrays. This prevents potential null reference issues.

[coveralls]

Pull Request Test Coverage Report for Build 22815172508

Details

• 3 of 3 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.01%) to 35.204%

---

Totals
Change from base Build 22528343799:	0.01%
Covered Lines:	4346
Relevant Lines:	11031

---

💛 - Coveralls