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-rw-r--r--src/glsl/link_functions.cpp12
-rw-r--r--src/glsl/linker.cpp5
2 files changed, 13 insertions, 4 deletions
diff --git a/src/glsl/link_functions.cpp b/src/glsl/link_functions.cpp
index 6207371c30..861fa39b51 100644
--- a/src/glsl/link_functions.cpp
+++ b/src/glsl/link_functions.cpp
@@ -181,6 +181,18 @@ public:
var = ir->var->clone(linked, NULL);
linked->symbols->add_variable(var);
linked->ir->push_head(var);
+ } else if (var->type->is_array()) {
+ /* It is possible to have a global array declared in multiple
+ * shaders without a size. The array is implicitly sized by the
+ * maximal access to it in *any* shader. Because of this, we
+ * need to track the maximal access to the array as linking pulls
+ * more functions in that access the array.
+ */
+ var->max_array_access =
+ MAX2(var->max_array_access, ir->var->max_array_access);
+
+ if (var->type->length == 0 && ir->var->type->length != 0)
+ var->type = ir->var->type;
}
ir->var = var;
diff --git a/src/glsl/linker.cpp b/src/glsl/linker.cpp
index 58b029460e..bf7a56353a 100644
--- a/src/glsl/linker.cpp
+++ b/src/glsl/linker.cpp
@@ -356,11 +356,8 @@ cross_validate_globals(struct gl_shader_program *prog,
&& (var->type->fields.array == existing->type->fields.array)
&& ((var->type->length == 0)
|| (existing->type->length == 0))) {
- if (existing->type->length == 0) {
+ if (var->type->length != 0) {
existing->type = var->type;
- existing->max_array_access =
- MAX2(existing->max_array_access,
- var->max_array_access);
}
} else {
linker_error_printf(prog, "%s `%s' declared as type "