From: Ian Romanick <[email protected]>
Signed-off-by: Ian Romanick <[email protected]>
---
src/glsl/ast_to_hir.cpp | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index 47a1ae0..bf3405f 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -1622,6 +1622,15 @@ ast_expression::hir(exec_list *instructions,
}
} else if (array->type->array_size() == 0) {
_mesa_glsl_error(&loc, state, "unsized array index must be constant");
+ } else if (array->type->is_array()
+ && array->type->fields.array->is_interface()) {
+ /* Page 46 in section 4.3.7 of the OpenGL ES 3.00 spec says:
+ *
+ * "All indexes used to index a uniform block array must be
+ * constant integral expressions."
+ */
+ _mesa_glsl_error(&loc, state,
+ "uniform block array index must be constant");
} else {
if (array->type->is_array()) {
/* whole_variable_referenced can return NULL if the array is a
--
1.7.11.7
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