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-rw-r--r--src/compiler/glsl/ast_function.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/compiler/glsl/ast_function.cpp b/src/compiler/glsl/ast_function.cpp
index ee68d0e17e7..9112eecb066 100644
--- a/src/compiler/glsl/ast_function.cpp
+++ b/src/compiler/glsl/ast_function.cpp
@@ -402,7 +402,8 @@ fix_parameter(void *mem_ctx, ir_rvalue *actual, const glsl_type *formal_type,
* nothing needs to be done to fix the parameter.
*/
if (formal_type == actual->type
- && (expr == NULL || expr->operation != ir_binop_vector_extract))
+ && (expr == NULL || expr->operation != ir_binop_vector_extract)
+ && actual->as_dereference_variable())
return;
/* An array index could also be an out variable so we need to make a copy
@@ -456,7 +457,7 @@ fix_parameter(void *mem_ctx, ir_rvalue *actual, const glsl_type *formal_type,
ir_dereference_variable *const deref_tmp_1 =
new(mem_ctx) ir_dereference_variable(tmp);
ir_assignment *const assignment =
- new(mem_ctx) ir_assignment(deref_tmp_1, actual);
+ new(mem_ctx) ir_assignment(deref_tmp_1, actual->clone(mem_ctx, NULL));
before_instructions->push_tail(assignment);
}