# on this runtime, such as `-C profile-generate` or `-C instrument-coverage`).
#profiler = false
+# Use the optimized LLVM C intrinsics for `compiler_builtins`, rather than Rust intrinsics.
+# Requires the LLVM submodule to be managed by bootstrap (i.e. not external).
+#optimized-compiler-builtins = false
+
# Indicates whether the native libraries linked into Cargo will be statically
# linked or not.
#cargo-native-static = false
# A descriptive string to be appended to `rustc --version` output, which is
# also used in places like debuginfo `DW_AT_producer`. This may be useful for
# supplementary build information, like distro-specific package versions.
+#
+# The Rust compiler will differentiate between versions of itself, including
+# based on this string, which means that if you wish to be compatible with
+# upstream Rust you need to set this to "". However, note that if you are not
+# actually compatible -- for example if you've backported patches that change
+# behavior -- this may lead to miscompilations or other bugs.
#description = <none> (string)
# The root location of the musl installation directory. The library directory