315689 2026-05-27 13:09:39 -0700 Use -emit-clang-header-min-access only if supported by swiftc 2026-05-28 06:25:13 -0700 1 1 1 Unclassified WebKit WebKit Misc. WebKit Nightly Build PC Linux RESOLVED FIXED InRadar P2 Normal --- 1 mcatanzaro mcatanzaro adrian_taylor mcatanzaro pascoe webkit-bug-importer oldest_to_newest 2215069 0 mcatanzaro 2026-05-27 13:09:39 -0700 My build is currently failing with: error: emit-module command failed with exit code 1 (use -v to see invocation) <unknown>:0: error: unknown argument: '-emit-clang-header-min-access' We started using the swiftc flag -emit-clang-header-min-access in 313700@main. Problem is this flag was added in Swift 6.3, but I have Swift 6.2. I have a change to check whether the flag is supported before using it, which seems to work.... 2215123 1 mcatanzaro 2026-05-27 14:36:05 -0700 Pull request: https://github.com/WebKit/WebKit/pull/65840 2215303 2 ews-feeder 2026-05-28 06:24:39 -0700 Committed 314034@main (704788c49ee2): <https://commits.webkit.org/314034@main> Reviewed commits have been landed. Closing PR #65840 and removing active labels. 2215304 3 webkit-bug-importer 2026-05-28 06:25:13 -0700 <rdar://problem/178145216>