1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/MIR/X86/unrecognized-character.mir b/test/CodeGen/MIR/X86/unrecognized-character.mir
new file mode 100644
index 0000000..3b4fb1a
--- /dev/null
+++ b/test/CodeGen/MIR/X86/unrecognized-character.mir
@@ -0,0 +1,19 @@
+# RUN: not llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s 2>&1 | FileCheck %s
+
+--- |
+
+  define void @foo() {
+  entry:
+    ret void
+  }
+
+...
+---
+name:            foo
+body:
+ - id:           0
+   name:         entry
+   instructions:
+     # CHECK: [[@LINE+1]]:9: unexpected character '`'
+     - '` RETQ'
+...