1 files changed, 10 insertions, 0 deletions
diff --git a/test/CodeGen/X86/i1narrowfail.ll b/test/CodeGen/X86/i1narrowfail.ll
new file mode 100644
index 0000000..e280f3c
--- /dev/null
+++ b/test/CodeGen/X86/i1narrowfail.ll
@@ -0,0 +1,10 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl | FileCheck %s
+
+; CHECK-LABEL: @foo
+; CHECK: orb     $16
+define void @foo(i64* %ptr) {
+  %r11 = load i64* %ptr, align 8
+  %r12 = or i64 16, %r11
+  store i64 %r12, i64* %ptr, align 8
+  ret void
+}