Just to allow to call set_is_lhs on any ast_node without a casting. Useful
when processing a ast_node list that we know it contain ast_expression.
---
Worth to note that ast_node has other dummy implementations, like
ast_node::hir.
src/compiler/glsl/ast.h | 2 ++
src/compiler/glsl/ast_to_hir.cpp | 5 +++++
2 files changed, 7 insertions(+)
diff --git a/src/compiler/glsl/ast.h b/src/compiler/glsl/ast.h
index 92aa39e..8cb3789 100644
--- a/src/compiler/glsl/ast.h
+++ b/src/compiler/glsl/ast.h
@@ -126,6 +126,8 @@ public:
exec_node link;
+ virtual void set_is_lhs(bool);
+
protected:
/**
* The only constructor is protected so that only derived class objects can
diff --git a/src/compiler/glsl/ast_to_hir.cpp b/src/compiler/glsl/ast_to_hir.cpp
index 82eb22a..2142955 100644
--- a/src/compiler/glsl/ast_to_hir.cpp
+++ b/src/compiler/glsl/ast_to_hir.cpp
@@ -1054,6 +1054,11 @@ ast_node::has_sequence_subexpression() const
}
void
+ast_node::set_is_lhs(bool new_value)
+{
+}
+
+void
ast_function_expression::hir_no_rvalue(exec_list *instructions,
struct _mesa_glsl_parse_state *state)
{
--
2.5.0
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