mesa: emit more info in program parser error message

diff --git a/src/mesa/program/program_parse.y b/src/mesa/program/program_parse.y
index 85c783d..dbf5aba 100644 (file)
--- a/src/mesa/program/program_parse.y
+++ b/src/mesa/program/program_parse.y
@@ -1258,7 +1258,11 @@ optArraySize:
        | INTEGER
         {
           if (($1 < 1) || ((unsigned) $1 > state->limits->MaxParameters)) {
-             yyerror(& @1, state, "invalid parameter array size");
+              char msg[100];
+              _mesa_snprintf(msg, sizeof(msg),
+                             "invalid parameter array size (size=%d max=%u)",
+                             $1, state->limits->MaxParameters);
+             yyerror(& @1, state, msg);
              YYERROR;
           } else {
              $$ = $1;