Linker: Copy metadata when linking declarations.
Differential Revision: http://reviews.llvm.org/D21624
llvm-svn: 273692
diff --git a/llvm/test/Linker/metadata-attach.ll b/llvm/test/Linker/metadata-attach.ll
new file mode 100644
index 0000000..eac1dc3
--- /dev/null
+++ b/llvm/test/Linker/metadata-attach.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-link %s -S -o - | FileCheck %s
+
+; CHECK: @g1 = global i32 0, !attach !0
+@g1 = global i32 0, !attach !0
+
+; CHECK: @g2 = external global i32, !attach !0
+@g2 = external global i32, !attach !0
+
+; CHECK: define void @f1() !attach !0
+define void @f1() !attach !0 {
+ call void @f2()
+ store i32 0, i32* @g2
+ ret void
+}
+
+; CHECK: declare !attach !0 void @f2()
+declare !attach !0 void @f2()
+
+!0 = !{}