diff options
Diffstat (limited to 'src/glsl')
| -rw-r--r-- | src/glsl/ast_to_hir.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp index 0b8b4016a7e..cad4c0300d7 100644 --- a/src/glsl/ast_to_hir.cpp +++ b/src/glsl/ast_to_hir.cpp @@ -820,7 +820,16 @@ do_assignment(exec_list *instructions, struct _mesa_glsl_parse_state *state, "assignment to %s", non_lvalue_description); error_emitted = true; - } else if (lhs_var != NULL && lhs_var->data.read_only) { + } else if (lhs_var != NULL && (lhs_var->data.read_only || + (lhs_var->data.mode == ir_var_shader_storage && + lhs_var->data.image_read_only))) { + /* We can have image_read_only set on both images and buffer variables, + * but in the former there is a distinction between assignments to + * the variable itself (read_only) and to the memory they point to + * (image_read_only), while in the case of buffer variables there is + * no such distinction, that is why this check here is limited to + * buffer variables alone. + */ _mesa_glsl_error(&lhs_loc, state, "assignment to read-only variable '%s'", lhs_var->name); |