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2d5a063121
Drop separate `TrackMemory` (aka `CURLDEBUG`) debug feature. After recent changes (thread-safety, 193cb00ce9b47e75d42157c650cc3de3fd96d35d, and updates leading up to it), `TrackMemory` is unlikely to cause build or runtime issues. To simplify builds and debug options, enable `TrackMemory` unconditionally for debug-enabled (aka `DEBUGBUILD`) builds. Before this patch, this was already the default, with an option to disable it, or enable it in non-debug-enabled builds. Note, in practice these two debug options already went hand in hand. It was not possible to toggle them separately for a long time due to bugs, before 59dc9f7e69c399102e9ebe3670360ef52706ff23 (2024-05-28) fixed it. This patch also removes/deprecates separate knobs and feature flags for `TrackMemory`: - autotools: `--enable-curldebug`/`--disable-curldebug` - cmake: `-DENABLE_CURLDEBUG=ON`/`OFF` - C macro: `CURLDEBUG` - libcurl: `CURL_VERSION_CURLDEBUG` symbol deprecated in favor of `CURL_VERSION_DEBUG`. They always return the same value after this patch. Also: - drop `TrackMemory` from `curl -V` output. - rename internal `CURLDEBUG` macro to `CURL_MEMDEBUG` internally. To avoid confusion with `DEBUGBUILD`, but to keep guarding `TrackMemory`-related internals for readability. - runtests: bind `TrackMemory` to debug feature. Keep it a separate test feature requirement, for clarity. - CI: drop test builds for combinations of the two options. - GHA/linux: no longer disable TrackMemory in the TSAN job. Ref: https://github.com/curl/curl/pull/20328#issuecomment-3754528407 Closes #20331