Determine `TESTS_BUILD_ONLY`'s default by probing. - #6384

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Billy O'Neal (BillyONeal) wants to merge 3 commits into

microsoft:mainfrom

BillyONeal:native-builds

Commits on Jul 27, 2026

Determine `TESTS_BUILD_ONLY` by probing.
Billy O'Neal (BillyONeal)
committed
8ea341f

Commits on Jul 28, 2026

Merge remote-tracking branch 'origin/main' into native-builds
Billy O'Neal (BillyONeal)
committed
4f8afda
Partially revert https://github.com/microsoft/STL/pull/6383 and update all platforms to discuss choosing arm64 hosted tools on arm64 hosts.
Billy O'Neal (BillyONeal)
committed
68fe091