1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll b/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll
new file mode 100644
index 0000000000000..ec959c21798ad
--- /dev/null
+++ b/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll
@@ -0,0 +1,20 @@
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; This tests for a bug in the SelectionDAG where custom lowered truncated
+; vector stores at the end of a basic block were not being added to the
+; LegalizedNodes list, which triggered an assertion failure.
+
+; CHECK-LABEL: @test
+; CHECK: MEM_RAT_CACHELESS STORE_RAW
+define void @test(<4 x i8> addrspace(1)* %out, i32 %cond, <4 x i8> %in) {
+entry:
+  %0 = icmp eq i32 %cond, 0
+  br i1 %0, label %if, label %done
+
+if:
+  store <4 x i8> %in, <4 x i8> addrspace(1)* %out
+  br label %done
+
+done:
+  ret void
+}