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Document the CMake defines.

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aspen 2020-07-01 12:15:24 -04:00
parent 5f3dbd83af
commit 4fd1c77a24
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1 changed files with 4 additions and 1 deletions
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src/bootstrap/native.rs
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@ -177,9 +177,12 @@ impl Step for Llvm {
// Are we compiling for iOS/tvOS?
if target.contains("apple") && !target.contains("darwin") {
// These two defines prevent CMake from automatically trying to add a MacOSX sysroot, which leads to a compiler error.
cfg.define("CMAKE_OSX_SYSROOT", "/");
cfg.define("CMAKE_OSX_DEPLOYMENT_TARGET", "");
cfg.define("LLVM_ENABLE_PLUGINS", "OFF"); // Prevent cmake from adding -bundle to CFLAGS automatically.
// Prevent cmake from adding -bundle to CFLAGS automatically, which leads to a compiler error because "-bitcode_bundle" also gets added.
cfg.define("LLVM_ENABLE_PLUGINS", "OFF");
// Zlib fails to link properly, leading to a compiler error.
cfg.define("LLVM_ENABLE_ZLIB", "OFF");
}