Introduce crt_static target option in config.toml

This controls the value of the crt-static feature used when building the
standard library for a target, as well as the compiler itself when that
target is the host.

1 files changed, 6 insertions, 0 deletions

diff --git a/config.toml.example b/config.toml.example
index 962be2e6085..fd1f03b9d0e 100644
--- a/config.toml.example
+++ b/config.toml.example
@@ -292,6 +292,12 @@
 # build native code.
 #android-ndk = "/path/to/ndk"
 
+# Force static or dynamic linkage of the standard library for this target. If
+# this target is a host for rustc, this will also affect the linkage of the
+# compiler itself. This is useful for building rustc on targets that normally
+# only use static libraries. If unset, the target's default linkage is used.
+#crt-static = false
+
 # The root location of the MUSL installation directory. The library directory
 # will also need to contain libunwind.a for an unwinding implementation. Note
 # that this option only makes sense for MUSL targets that produce statically