The Placebo Patch: Measure Your C++ Eval Harness's Noise Floor Before You Trust a Regression
This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.
A four-person team running an AI patch loop on a C++ service added a merge gate last quarter. One rule: if any golden case changes verdict, the candidate patch is rejected. On a Tuesday morning the gate rejected a patch that renamed buf_len to buffer_length in a single function. Nothing changed at…
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- 2026-09-14 21:34 · DEV Community — AI
The Placebo Patch: Measure Your C++ Eval Harness's Noise Floor Before You Trust a Regression