Adapt compile.el to changes in MSVC diagnostics format.

 lisp/progmodes/compile.el (compilation-error-regexp-alist-alist):
 Adjust the msft regexp to the output of Studio 2010, and move msft
 before edg-1.  See the discussion on emacs-devel,
 http://lists.gnu.org/archive/html/emacs-devel/2012-09/msg00579.html,
 for the details.

 etc/compilation.txt (msft): Add error messages in new Studio 2010
 format.

 test/automated/compile-tests.el (compile-tests--test-regexps-data):
 Add data for msft's new format.

1 files changed, 9 insertions, 0 deletions

diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index 09fba380f15..10fd7a75eaa 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -171,6 +171,15 @@ of[ \t]+\"?\\([a-zA-Z]?:?[^\":\n]+\\)\"?:" 3 2 nil (1))
      "\\(?:^cucumber\\(?: -p [^[:space:]]+\\)?\\|#\\)\
 \\(?: \\)\\([^\(].*\\):\\([1-9][0-9]*\\)" 1 2)
 
+    (msft
+     ;; Must be before edg-1, so that MSVC's longer messages are
+     ;; considered before EDG.
+     ;; The message may be a "warning", "error", or "fatal error" with
+     ;; an error code, or "see declaration of" without an error code.
+     "^ *\\([0-9]+>\\)?\\(\\(?:[a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)) ?\
+: \\(?:see declaration\\|\\(?:warnin\\(g\\)\\|[a-z ]+\\) C[0-9]+:\\)"
+     2 3 nil (4))
+
     (edg-1
      "^\\([^ \n]+\\)(\\([0-9]+\\)): \\(?:error\\|warnin\\(g\\)\\|remar\\(k\\)\\)"
      1 2 nil (3 . 4))