[ExplicitModule] Fix codegen target when using direct cc1 mode #74755
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When using direct-cc1 scanning mode, `-clang-target` is passed to swift-frontend as `-Xcc` option, thus it causes swift IRGen to use clang-target, instead of `-target` option of swift invocation. Teach clang importer to restore target triple from swift for codegen option. rdar://130547690
cachemeifyoucan
requested review from
hyp,
egorzhdan,
beccadax and
ian-twilightcoder
as code owners
|
@swift-ci please smoke test |
artemcm
approved these changes
Jun 26, 2024
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When using direct-cc1 scanning mode,
-clang-targetis passed to swift-frontend as-Xccoption, thus it causes swift IRGen to use clang-target, instead of-targetoption of swift invocation. Teach clang importer to restore target triple from swift for codegen option.rdar://130547690