[Ada] Avoid crash on use of Ada 2020 feature

gcc/ada/

	* sem_attr.adb (Check_Image_Type): Remove "|", so the compiler
	will not crash.
	* errout.ads: Improve comment. This has nothing to do with
	-gnatQ.

diff --git a/gcc/ada/errout.ads b/gcc/ada/errout.ads
index e46433f..b49b9a9 100644 (file)
--- a/gcc/ada/errout.ads
+++ b/gcc/ada/errout.ads
@@ -381,12 +381,11 @@ package Errout is
    --      continuations are being gathered into a single message.
 
    --    Insertion character | (Vertical bar: non-serious error)
-   --      By default, error messages (other than warning messages) are
-   --      considered to be fatal error messages which prevent expansion or
-   --      generation of code in the presence of the -gnatQ switch. If the
-   --      insertion character | appears, the message is considered to be
-   --      non-serious, and does not cause Serious_Errors_Detected to be
-   --      incremented (so expansion is not prevented by such a msg). This
+   --      By default, error messages (but not warning messages) are considered
+   --      to be fatal error messages, which prevent expansion and generation
+   --      of code. If the insertion character | appears, the message is
+   --      considered to be nonserious, and Serious_Errors_Detected is not
+   --      incremented, so expansion is not prevented by such a msg. This
    --      insertion character is ignored in continuation messages.
 
    --    Insertion character ~ (Tilde: insert string)

diff --git a/gcc/ada/sem_attr.adb b/gcc/ada/sem_attr.adb
index e361601..ee65185 100644 (file)
--- a/gcc/ada/sem_attr.adb
+++ b/gcc/ada/sem_attr.adb
@@ -1460,7 +1460,7 @@ package body Sem_Attr is
             if Ada_Version < Ada_2020
               and then not Is_Scalar_Type (Image_Type)
             then
-               Error_Msg_Ada_2020_Feature ("|nonscalar ''Image", Sloc (P));
+               Error_Msg_Ada_2020_Feature ("nonscalar ''Image", Sloc (P));
                Error_Attr;
             end if;
          end Check_Image_Type;