diff options
Diffstat (limited to 'compiler/rustc_session/src/lib.rs')
| -rw-r--r-- | compiler/rustc_session/src/lib.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_session/src/lib.rs b/compiler/rustc_session/src/lib.rs index dcf86d1a408..924350b8cbc 100644 --- a/compiler/rustc_session/src/lib.rs +++ b/compiler/rustc_session/src/lib.rs @@ -4,6 +4,9 @@ #![feature(let_chains)] #![feature(map_many_mut)] #![feature(rustc_attrs)] +// To generate CodegenOptionsTargetModifiers and UnstableOptionsTargetModifiers enums +// with macro_rules, it is necessary to use recursive mechanic ("Incremental TT Munchers"). +#![recursion_limit = "256"] #![warn(unreachable_pub)] // tidy-alphabetical-end |