From: Ian Romanick <ian.d.romanick@intel.com>
Date: Sat, 27 Mar 2010 01:05:27 +0000 (-0700)
Subject: Reject uniform initializers in GLSL 1.10 mode
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=19360152f5bd8cff93359dbfe5a50a90b699c118;p=mesa.git

Reject uniform initializers in GLSL 1.10 mode

Now both glslparsertest/dataType3.frag and glslparsertest/dataType2.frag pass.
---

diff --git a/ast_to_hir.cpp b/ast_to_hir.cpp
index d7bfb307a7f..c5d60b87b82 100644
--- a/ast_to_hir.cpp
+++ b/ast_to_hir.cpp
@@ -980,6 +980,21 @@ ast_declarator_list::hir(exec_list *instructions,
 
       instructions->push_tail(var);
 
+      /* From page 24 (page 30 of the PDF) of the GLSL 1.10 spec:
+       *
+       *    "All uniform variables are read-only and are initialized either
+       *    directly by an application via API commands, or indirectly by
+       *    OpenGL."
+       */
+      if ((state->language_version <= 110)
+	  && (var->mode == ir_var_uniform)
+	  && (decl->initializer != NULL)) {
+	 YYLTYPE loc = decl->initializer->get_location();
+
+	 _mesa_glsl_error(& loc, state, "uniform initializers forbidden in "
+			  "GLSL 1.10");
+      }
+
       /* FINISHME: Process the declaration initializer. */
    }