Add support for metadata representing .ident directives.

llvm-svn: 192764
diff --git a/llvm/test/Verifier/ident-meta2.ll b/llvm/test/Verifier/ident-meta2.ll
new file mode 100644
index 0000000..e86f18a
--- /dev/null
+++ b/llvm/test/Verifier/ident-meta2.ll
@@ -0,0 +1,13 @@
+; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s
+; Verify that llvm.ident is properly structured.
+; llvm.ident takes a list of metadata entries.
+; Each metadata entry can contain one string only.
+
+!llvm.ident = !{!0, !1, !2, !3}
+!0 = metadata !{metadata !"str1"}
+!1 = metadata !{metadata !"str2"}
+!2 = metadata !{metadata !"str3"}
+!3 = metadata !{i32 1}
+; CHECK: assembly parsed, but does not verify as correct!
+; CHECK-NEXT: invalid value for llvm.ident metadata entry operand(the operand should be a string)
+; CHECK-NEXT: i32 1