glsl: don't incorrectly eliminate patches with explicit locations

These varying have a separate location domain from per-vertex varyings
and need to be handled separately.

Reviewed-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/compiler/glsl/linker.cpp b/src/compiler/glsl/linker.cpp
index bf30b82b4028a07dae79576d72ed5f350918d2c9..70c6317ca6a8e6810cb2db4d5e9bc14bf72413d3 100644 (file)
--- a/src/compiler/glsl/linker.cpp
+++ b/src/compiler/glsl/linker.cpp
@@ -2888,7 +2888,8 @@ match_explicit_outputs_to_inputs(struct gl_shader_program *prog,
                                  gl_shader *consumer)
 {
    glsl_symbol_table parameters;
-   ir_variable *explicit_locations[MAX_VARYING][4] = { {NULL, NULL} };
+   ir_variable *explicit_locations[MAX_VARYINGS_INCL_PATCH][4] =
+      { {NULL, NULL} };
 
    /* Find all shader outputs in the "producer" stage.
     */