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authorChristian König <[email protected]>2011-03-19 01:02:40 +0100
committerChristian König <[email protected]>2011-03-19 01:02:40 +0100
commit2bf95c519e755146704f4942b1703d47d18bfeaa (patch)
tree9d29c5d56014377013770615611f903cd5b25292 /src/glsl/opt_structure_splitting.cpp
parentf36846c77ee196881c0da560229279fc7ed88170 (diff)
parent8042d751debb7a8375e8bc587189fea9a5a8371d (diff)
Merge remote branch 'origin/master' into pipe-video
Conflicts: src/gallium/drivers/r600/r600_asm.c src/gallium/tests/unit/SConscript
Diffstat (limited to 'src/glsl/opt_structure_splitting.cpp')
-rw-r--r--src/glsl/opt_structure_splitting.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/glsl/opt_structure_splitting.cpp b/src/glsl/opt_structure_splitting.cpp
index 014407c0be2..2c1f6bb227a 100644
--- a/src/glsl/opt_structure_splitting.cpp
+++ b/src/glsl/opt_structure_splitting.cpp
@@ -151,6 +151,12 @@ ir_structure_reference_visitor::visit_enter(ir_dereference_record *ir)
ir_visitor_status
ir_structure_reference_visitor::visit_enter(ir_assignment *ir)
{
+ /* If there are no structure references yet, no need to bother with
+ * processing the expression tree.
+ */
+ if (this->variable_list.is_empty())
+ return visit_continue_with_parent;
+
if (ir->lhs->as_dereference_variable() &&
ir->rhs->as_dereference_variable() &&
!ir->condition) {