define: DUK_USE_PC2LINE
introduced: 1.0.0
default: true
tags:
  - ecmascript
description: >
  Record a "pc2line" map into function instances which allows bytecode program
  counter values to be mapped into line numbers e.g. in error tracebacks.

  Without this map, exceptions won't have meaningful line numbers but function
  instances will have a smaller footprint.