Revert "Disable some optimizations on Windows" #9225
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The issue has been fixed in the compiler so the workaround is no longer necessary. Reverts swiftlang#9178. Bug: swiftlang/llvm-project#11377
Steelskin requested review from bkhouri, bripeticca, cmcgee1024, daveyc123, dschaefer2, jakepetroules, owenv, plemarquand, rconnell9 and shawnhyam as code owners 
| @swift-ci please test |
owenv approved these changes Oct 7, 2025
| @swift-ci please test |
| @swift-ci please test windows platform |
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The issue has been fixed in the compiler so the workaround is no longer necessary.
Bug: swiftlang/llvm-project#11377
Motivation:
The compiler bug has been fixed.
Modifications:
Reverts #9178.
Result:
The Windows arm64 build still works.