rust: Add -frust-name-resolution-2.0 option

This option enables an experimental name resolution algorithm. Disabled
by default.

gcc/rust/ChangeLog:

	* lang.opt: Add -frust-name-resolution-2.0 option

diff --git a/gcc/rust/lang.opt b/gcc/rust/lang.opt
index 4a6a011c6603c3d6b2313aa91ddee1b8ab9f3c18..2af0f1a9bf93817521ad66341e4beca16708aa63 100644 (file)
--- a/gcc/rust/lang.opt
+++ b/gcc/rust/lang.opt
@@ -167,4 +167,8 @@ Enum(frust_compile_until) String(compilation) Value(9)
 EnumValue
 Enum(frust_compile_until) String(end) Value(10)
 
+frust-name-resolution-2.0
+Rust Var(flag_name_resolution_2_0)
+Use the temporary and experimental name resolution pipeline instead of the stable one
+
 ; This comment is to ensure we retain the blank line above.