<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Building swift-llvm fails when using build-script to cross compile because build-script wrongly gives duplicate -isysroot arguments.</div><div class=""><br class=""></div><div class="">The full arguments that are given to clang by build-script while building LLVM are here: <a href="https://gist.github.com/ahyattdev/8ecc5d3808b9ee543a60" class="">https://gist.github.com/ahyattdev/8ecc5d3808b9ee543a60</a></div><div class=""><br class=""></div><div class="">The command I use to build the compiler, using the latest sources from GitHub</div><div class=""><br class=""></div><div class="">utils/build-script -R -i -- --cross-compile-tools-deployment-targets "iphoneos-arm64 iphoneos-armv7 iphoneos-armv7s" --user-config-args="-DLLVM_ENABLE_BACKTRACES=Off"</div><div class=""><br class=""></div><div class="">This error occurs after the phase of building llvm for the host machine, and occurs during the cross compilation phase.</div><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class="Apple-interchange-newline">Andrew Hyatt</div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="mailto:andythehyatt@gmail.com" class="">andythehyatt@gmail.com</a></div>
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