[COMMITTED] ada: Add new -gnatw_q switch to usage message

[Marc Poulhiès via Gcc-patches]

From: Bob Duff <d...@adacore.com>

...along with -gnatw_Q.

gcc/ada/

        * usage.adb: Add -gnatw_q and -gnatw_Q.

Tested on x86_64-pc-linux-gnu, committed on master.

---
 gcc/ada/usage.adb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gcc/ada/usage.adb b/gcc/ada/usage.adb
index 7d11ae53696..642cfda1b27 100644
--- a/gcc/ada/usage.adb
+++ b/gcc/ada/usage.adb
@@ -567,6 +567,10 @@ begin
                                                   "record types");
    Write_Line ("        .Q*  turn off warnings for questionable layout of " &
                                                   "record types");
+   Write_Line ("        _q   turn on warnings for ignored " &
+                                                  "equality operators");
+   Write_Line ("        _Q*  turn off warnings for ignored " &
+                                                  "equality operators");
    Write_Line ("        r+   turn on warnings for redundant construct");
    Write_Line ("        R*   turn off warnings for redundant construct");
    Write_Line ("        .r+  turn on warnings for object renaming function");
-- 
2.34.1