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-rw-r--r--src/mesa/shader/slang/slang_emit.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index adb3bde9c4..6a47585c7a 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -1857,8 +1857,11 @@ emit_swizzle(slang_emit_info *emitInfo, slang_ir_node *n)
inst = emit(emitInfo, n->Children[0]);
- assert(n->Children[0]->Store == n->Store->Parent);
- assert(n->Store->Parent);
+ if (!n->Store->Parent) {
+ /* this covers a case such as "(b ? p : q).x" */
+ n->Store->Parent = n->Children[0]->Store;
+ assert(n->Store->Parent);
+ }
{
const GLuint swizzle = n->Store->Swizzle;