glsl2: Reject return types with qualifiers.

Fixes piglit test return-qualifier.frag.
This commit is contained in:
Kenneth Graunke
2010-06-29 00:48:10 -07:00
committed by Ian Romanick
parent 28527ed557
commit ac04c257e3

View File

@@ -1984,6 +1984,7 @@ ast_function::hir(exec_list *instructions,
ir_function_signature *sig = NULL;
exec_list hir_parameters;
const char *const name = identifier;
/* Convert the list of function parameters to HIR now so that they can be
* used below to compare this function's signature with previously seen
@@ -1999,11 +2000,19 @@ ast_function::hir(exec_list *instructions,
assert(return_type != NULL);
/* From page 56 (page 62 of the PDF) of the GLSL 1.30 spec:
* "No qualifier is allowed on the return type of a function."
*/
if (this->return_type->has_qualifiers()) {
YYLTYPE loc = this->get_location();
_mesa_glsl_error(& loc, state,
"function `%s' return type has qualifiers", name);
}
/* Verify that this function's signature either doesn't match a previously
* seen signature for a function with the same name, or, if a match is found,
* that the previously seen signature does not have an associated definition.
*/
const char *const name = identifier;
f = state->symbols->get_function(name);
if (f != NULL) {
ir_function_signature *sig = f->exact_matching_signature(&hir_parameters);