RESOLVED FIXED313565
REGRESSION(312202@main): Broken Win-Build-EWS 
https://bugs.webkit.org/show_bug.cgi?id=313565
Summary REGRESSION(312202@main): Broken Win-Build-EWS
Marta Darbinyan
Reported 2026-04-28 13:30:28 PDT
Win-Build-EWS is failing starting from 312202@main CMake Error at Source/cmake/WebKitCompilerFlags.cmake:547 (message): Failed to detect support for atomic variables Call Stack (most recent call first): Source/cmake/WebKitCommon.cmake:245 (include) CMakeLists.txt:16 (include) Run Visual Studio installation vcvars.bat before build-webkit when using ninja at Tools/Scripts/build-webkit line 332. program finished with exit code 25 Link: https://ews-build.webkit.org/#/builders/59/builds/113299
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Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2026-04-28 13:38:12 PDT
<rdar://problem/175786647>
Marta Darbinyan
Comment 2 2026-04-28 13:38:26 PDT
<rdar://problem/175786647>
EWS
Comment 3 2026-04-28 13:42:40 PDT
Committed 312225@main (779aba8e398a): <https://commits.webkit.org/312225@main> Reviewed commits have been landed. Closing PR #63826 and removing active labels.
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