glsl: Add support for default precision statements

[mesa.git] / src / glsl / glsl_parser.ypp

diff --git a/src/glsl/glsl_parser.ypp b/src/glsl/glsl_parser.ypp
index 903d3f099032d57f9e19f514688136002fb38775..d0941ecef7dcea334509dfc31dd3bab11138df37 100644 (file)
--- a/src/glsl/glsl_parser.ypp
+++ b/src/glsl/glsl_parser.ypp
@@ -276,16 +276,16 @@ extension_statement:
 external_declaration_list:
        external_declaration
        {
-          /* FINISHME: The NULL test is only required because 'precision'
-           * FINISHME: statements are not yet supported.
+          /* FINISHME: The NULL test is required because pragmas are set to
+           * FINISHME: NULL. (See production rule for external_declaration.)
            */
           if ($1 != NULL)
              state->translation_unit.push_tail(& $1->link);
        }
        | external_declaration_list external_declaration
        {
-          /* FINISHME: The NULL test is only required because 'precision'
-           * FINISHME: statements are not yet supported.
+          /* FINISHME: The NULL test is required because pragmas are set to
+           * FINISHME: NULL. (See production rule for external_declaration.)
            */
           if ($2 != NULL)
              state->translation_unit.push_tail(& $2->link);
@@ -708,8 +708,9 @@ declaration:
                               "only be applied to `int' or `float'\n");
              YYERROR;
           }
-
-          $$ = NULL; /* FINISHME */
+          $3->precision = $2;
+          $3->is_precision_statement = true;
+          $$ = $3;
        }
        ;