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iOS simulator has the option to build with xcode instead of clang. GN use_xcode_clang=true enables the xcode build. As of version Xcode 9.2, the clang version used does not support AVX512. The version reported is version 9, but for normal clang, version 7 is sufficient to AVX512. When a version of XCode does support AVX512, the version check can be updated to allow AVX512 for newer versions of XCode. with XCode 9.2 the following macro is set. __APPLE_CC__ 6000 Bug: libyuv:789 Test: gn gen out/Release "--args=is_debug=false target_os=\"ios\" ios_enable_code_signing=false target_cpu=\"x86\" use_xcode_clang=true" Change-Id: I5a9a0b4a2760c7d09a4bcb464b3668979113b07e Reviewed-on: https://chromium-review.googlesource.com/991595 Reviewed-by: richard winterton <rrwinterton@gmail.com> |
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| .. | ||
| deprecated_builds.md | ||
| environment_variables.md | ||
| filtering.md | ||
| formats.md | ||
| getting_started.md | ||
| rotation.md | ||