[gcc r12-7780] rs6000: Adjust error messages.

[gcc r12-7780] rs6000: Adjust error messages.

[Martin Liska]

https://gcc.gnu.org/g:018805e2791bafb40f8937d371d31325b037880d

commit r12-7780-g018805e2791bafb40f8937d371d31325b037880d
Author: Martin Liska <mliska@suse.cz>
Date:   Wed Mar 23 11:31:12 2022 +0100

    rs6000: Adjust error messages.
    
    gcc/ChangeLog:
    
            * config/rs6000/rs6000-c.cc (altivec_resolve_overloaded_builtin):
            Use %qs in format.
            * config/rs6000/rs6000.cc (rs6000_option_override_internal):
            Reword the error message.

Diff:
---
 gcc/config/rs6000/rs6000-c.cc | 5 +++--
 gcc/config/rs6000/rs6000.cc   | 4 ++--
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/gcc/config/rs6000/rs6000-c.cc b/gcc/config/rs6000/rs6000-c.cc
index ad976753a3c..2f0f4fe337d 100644
--- a/gcc/config/rs6000/rs6000-c.cc
+++ b/gcc/config/rs6000/rs6000-c.cc
@@ -1788,8 +1788,9 @@ altivec_resolve_overloaded_builtin (location_t loc, tree fndecl,
 	{
 	  if (TYPE_READONLY (TREE_TYPE (type))
 	      && !TYPE_READONLY (TREE_TYPE (decl_type)))
-	    warning (0, "passing argument %d of %qE discards %<const%> "
-		     "qualifier from pointer target type", n + 1, fndecl);
+	    warning (0, "passing argument %d of %qE discards %qs "
+		     "qualifier from pointer target type", n + 1, fndecl,
+		     "const");
 	  type = build_qualified_type (TREE_TYPE (type), 0);
 	  type = build_pointer_type (type);
 	  arg = fold_convert (type, arg);
diff --git a/gcc/config/rs6000/rs6000.cc b/gcc/config/rs6000/rs6000.cc
index a7645820b1e..cb18db06a2d 100644
--- a/gcc/config/rs6000/rs6000.cc
+++ b/gcc/config/rs6000/rs6000.cc
@@ -4345,8 +4345,8 @@ rs6000_option_override_internal (bool global_init_p)
 	    rs6000_veclib_handler = rs6000_builtin_vectorized_libmass;
 	  else
 	    {
-	      error ("unknown vectorization library ABI type %qs for "
-		     "%qs switch", rs6000_veclibabi_name, "-mveclibabi=");
+	      error ("unknown vectorization library ABI type in "
+		     "%<-mveclibabi=%s%>", rs6000_veclibabi_name);
 	      ret = false;
 	    }
 	}