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warn on false negatives if repro_compare.sh is run after comparable_patch.sh in ReproducibleBuilds.md #4123

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2 changes: 2 additions & 0 deletions tooling/reproducible/ReproducibleBuilds.md
Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,8 @@ The patching process involves:
- Remove any non-deterministic build process artifact strings, like Manifest Created-By stamps.
- Zero out CRC in .gnu_debuglink ELF sections to eliminate .debuginfo-induced differences.

**warning:** If you run `comparable_patch.sh`, do not use `repro_compare.sh` for final comparison. You would get false negatives. Run plain `diff jdk1 jdk2` with any switches you need.

### How to setup and run comparable_patch.sh on Windows

#### Tooling setup:
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