Auto merge of #55710 - kennytm:rollup, r=kennytm

Rollup of 11 pull requests

Successful merges:

 - #55490 (resolve: Fix ICE in macro import error recovery)
 - #55597 (std: Enable usage of `thread_local!` through imports)
 - #55601 (Fix tracking issue numbers for some unstable features)
 - #55621 (Add precision for create_dir function)
 - #55644 (ci: Add Dockerfile for dist-powerpcspe-linux)
 - #55664 (Make "all possible cases" help message uniform with existing help messages)
 - #55689 (miri: binary_op_val -> binary_op_imm)
 - #55694 (Fixes #31076)
 - #55696 (NLL Diagnostic Review 3: Missing errors for borrows of union fields)
 - #55700 (Update ui tests with respect to NLL)
 - #55703 (Update `configure --help` (via configure.py) to reflect decoupling of debug+optimize)

1 files changed, 8 insertions, 19 deletions

diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index 6abc506c07b..cb15c517c17 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -349,7 +349,7 @@ declare_features! (
     (active, abi_thiscall, "1.19.0", None, None),
 
     // Allows a test to fail without failing the whole suite
-    (active, allow_fail, "1.19.0", Some(42219), None),
+    (active, allow_fail, "1.19.0", Some(46488), None),
 
     // Allows unsized tuple coercion.
     (active, unsized_tuple_coercion, "1.20.0", Some(42877), None),
@@ -376,7 +376,7 @@ declare_features! (
     (active, non_exhaustive, "1.22.0", Some(44109), None),
 
     // `crate` as visibility modifier, synonymous to `pub(crate)`
-    (active, crate_visibility_modifier, "1.23.0", Some(45388), None),
+    (active, crate_visibility_modifier, "1.23.0", Some(53120), None),
 
     // extern types
     (active, extern_types, "1.23.0", Some(43467), None),
@@ -391,13 +391,13 @@ declare_features! (
     (active, generic_associated_types, "1.23.0", Some(44265), None),
 
     // `extern` in paths
-    (active, extern_in_paths, "1.23.0", Some(44660), None),
+    (active, extern_in_paths, "1.23.0", Some(55600), None),
 
     // Use `?` as the Kleene "at most one" operator
     (active, macro_at_most_once_rep, "1.25.0", Some(48075), None),
 
     // Infer static outlives requirements; RFC 2093
-    (active, infer_static_outlives_requirements, "1.26.0", Some(44493), None),
+    (active, infer_static_outlives_requirements, "1.26.0", Some(54185), None),
 
     // Multiple patterns with `|` in `if let` and `while let`
     (active, if_while_or_patterns, "1.26.0", Some(48215), None),
@@ -448,9 +448,6 @@ declare_features! (
     // Integer match exhaustiveness checking
     (active, exhaustive_integer_patterns, "1.30.0", Some(50907), None),
 
-    // RFC 2070: #[panic_implementation] / #[panic_handler]
-    (active, panic_implementation, "1.28.0", Some(44489), None),
-
     // #[doc(keyword = "...")]
     (active, doc_keyword, "1.28.0", Some(51315), None),
 
@@ -466,7 +463,7 @@ declare_features! (
     (active, test_2018_feature, "1.31.0", Some(0), Some(Edition::Edition2018)),
 
     // Support for arbitrary delimited token streams in non-macro attributes
-    (active, unrestricted_attribute_tokens, "1.30.0", Some(44690), None),
+    (active, unrestricted_attribute_tokens, "1.30.0", Some(55208), None),
 
     // Allows `use x::y;` to resolve through `self::x`, not just `::x`
     (active, uniform_paths, "1.30.0", Some(53130), None),
@@ -503,7 +500,7 @@ declare_features! (
     (active, underscore_const_names, "1.31.0", Some(54912), None),
 
     // `extern crate foo as bar;` puts `bar` into extern prelude.
-    (active, extern_crate_item_prelude, "1.31.0", Some(54658), None),
+    (active, extern_crate_item_prelude, "1.31.0", Some(55599), None),
 
     // `reason = ` in lint attributes and `expect` lint attribute
     (active, lint_reasons, "1.31.0", Some(54503), None),
@@ -541,6 +538,8 @@ declare_features! (
      Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
     (removed, proc_macro_gen, "1.27.0", Some(54727), None,
      Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
+    (removed, panic_implementation, "1.28.0", Some(44489), None,
+     Some("subsumed by `#[panic_handler]`")),
 );
 
 declare_features! (
@@ -1160,16 +1159,6 @@ pub const BUILTIN_ATTRIBUTES: &'static [(&'static str, AttributeType, AttributeG
                                    "infer 'static lifetime requirements",
                                    cfg_fn!(infer_static_outlives_requirements))),
 
-    // RFC 2070 (deprecated attribute name)
-    ("panic_implementation",
-     Normal,
-     Gated(Stability::Deprecated("https://github.com/rust-lang/rust/issues/44489\
-                                  #issuecomment-415140224",
-                                 Some("replace this attribute with `#[panic_handler]`")),
-           "panic_implementation",
-           "this attribute was renamed to `panic_handler`",
-           cfg_fn!(panic_implementation))),
-
     // RFC 2070
     ("panic_handler", Normal, Ungated),