Fixed GetSubstitution() with absent namedCaptures.

This issue was introduced in 1c729f765cfb.
Found by Clang static analyzer.
2 files changed
tree: 18a02e6839e1c11b7d7d9b58366eee70d5e4789c
  1. auto/
  2. nginx/
  3. src/
  4. test/
  5. utils/
  6. .hgtags
  7. CHANGES
  8. LICENSE
  9. README
  10. configure