build: set OSX_MIN_VERSION to 10.15

This is required to use std::filesystem on macOS as support for it only
landed in the libc++ dylib shipped with 10.15.

See also: https://developer.apple.com/documentation/xcode-release-notes/xcode-11-release-notes

Clang now supports the C++17 <filesystem> library for iOS 13, macOS 10.15, watchOS 6, and tvOS 13.
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fanquake committed 2021-09-16 17:50:19 +08:00
1 parent 87780dfee8
commit a43b8e9555
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@@ -91,7 +91,7 @@ fi
################
# Default to building for all supported HOSTs (overridable by environment)
export HOSTS="${HOSTS:-x86_64-w64-mingw32 x86_64-apple-darwin18}"
export HOSTS="${HOSTS:-x86_64-w64-mingw32 x86_64-apple-darwin19}"
# Usage: distsrc_for_host HOST
#