From: Marek Olšák <marek.ol...@amd.com>
---
src/glsl/ast_array_index.cpp | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/glsl/ast_array_index.cpp b/src/glsl/ast_array_index.cpp
index 0130c14..0b6b5c7 100644
--- a/src/glsl/ast_array_index.cpp
+++ b/src/glsl/ast_array_index.cpp
@@ -216,6 +216,16 @@ _mesa_ast_array_index_to_hir(void *mem_ctx,
if (v != NULL)
v->data.max_array_access = implicit_size - 1;
}
+ else if (state->stage == MESA_SHADER_TESS_CTRL &&
+ array->variable_referenced()->data.mode == ir_var_shader_out
&&
+ !array->variable_referenced()->data.patch) {
+ /* Tessellation control shader output non-patch arrays are
+ * initially unsized. Despite that, they are allowed to be
+ * indexed with a non-constant expression (typically
+ * "gl_InvocationID"). The array size will be determined
+ * by the linker.
+ */
+ }
else {
_mesa_glsl_error(&loc, state, "unsized array index must be
constant");
}
--
2.1.0
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