Avoid compilation-mode matching rust as gnu

* lisp/progmodes/compile.el
(compilation-error-regexp-alist-alist): Put 'rust' before 'gnu'
to avoid a mismatch since the " |" has become optional (bug#81075).

Copyright-paperwork-exempt: yes

1 files changed, 14 insertions, 13 deletions

diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index aaad8622c95..fbcdc6b5124 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -421,6 +421,20 @@ of[ \t]+\"?\\([a-zA-Z]?:?[^\":\n]+\\)\"?:" 3 2 nil (1))
      nil
      (1 compilation-error-face))
 
+    ;; This must precede the `gnu' rule or the latter would match instead.
+    (rust
+     ,(rx bol (or (group-n 1 "error") (group-n 2 "warning") (group-n 3 "note"))
+          (? "[" (+ (in "A-Z" "0-9")) "]") ":" (* nonl)
+          "\n" (+ " ") "-->"
+          " " (group-n 4 (+ nonl))        ; file
+          ":" (group-n 5 (+ (in "0-9")))  ; line
+          ":" (group-n 6 (+ (in "0-9")))) ; column
+     4 5 6 (2 . 3)
+     nil
+     (1 compilation-error-face)
+     (2 compilation-warning-face)
+     (3 compilation-info-face))
+
     ;; Tested with Lua 5.1, 5.2, 5.3, 5.4, and LuaJIT 2.1.
     (lua
      ,(rx bol
@@ -582,19 +596,6 @@ during global destruction\\.$\\)" 1 2)
      "\\(?:Parse\\|Fatal\\) error: \\(.*\\) in \\(.*\\) on line \\([0-9]+\\)"
      2 3 nil nil)
 
-    (rust
-     ,(rx bol (or (group-n 1 "error") (group-n 2 "warning") (group-n 3 "note"))
-          (? "[" (+ (in "A-Z" "0-9")) "]") ":" (* nonl)
-          "\n" (+ " ") "-->"
-          " " (group-n 4 (+ nonl))        ; file
-          ":" (group-n 5 (+ (in "0-9")))  ; line
-          ":" (group-n 6 (+ (in "0-9")))) ; column
-     4 5 6 (2 . 3)
-     nil
-     (1 compilation-error-face)
-     (2 compilation-warning-face)
-     (3 compilation-info-face))
-
     (rxp
      "^\\(?:Error\\|Warnin\\(g\\)\\):.*\n.* line \\([0-9]+\\) char\
  \\([0-9]+\\) of file://\\(.+\\)"