From 7c42390453e611367cf1ba11446692ec04e0abfb Mon Sep 17 00:00:00 2001
From: Zack Rusin <zackr@vmware.com>
Date: Wed, 7 Jul 2010 00:54:33 -0400
Subject: gs: inject const int gl_VerticesIn at link time

---
 src/mesa/slang/slang_codegen.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/mesa/slang/slang_codegen.c')

diff --git a/src/mesa/slang/slang_codegen.c b/src/mesa/slang/slang_codegen.c
index 494901dc1c8..b2fe5b1f863 100644
--- a/src/mesa/slang/slang_codegen.c
+++ b/src/mesa/slang/slang_codegen.c
@@ -4191,6 +4191,11 @@ _slang_gen_variable(slang_assemble_ctx * A, slang_operation *oper)
    slang_variable *var = _slang_variable_locate(oper->locals, name, GL_TRUE);
    slang_ir_node *n;
    if (!var || !var->declared) {
+      if (A->program->Target == MESA_GEOMETRY_PROGRAM &&
+          !strcmp((char*)name, "gl_VerticesIn") ){
+         A->UnresolvedRefs = GL_TRUE;
+         return NULL;
+      }
       slang_info_log_error(A->log, "undefined variable '%s'", (char *) name);
       return NULL;
    }
-- 
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