1 files changed, 52 insertions, 0 deletions
diff --git a/test/elf/undef-from-dso-to-main.test b/test/elf/undef-from-dso-to-main.test
new file mode 100644
index 000000000000..71d0b51499dd
--- /dev/null
+++ b/test/elf/undef-from-dso-to-main.test
@@ -0,0 +1,52 @@
+# Tests that a reference from a DSO to a regular object
+# forces the final executable to export the symbol.
+
+#RUN: yaml2obj -format=elf %p/Inputs/undef2-so.o.yaml -o=%t.o.so
+#RUN: lld -flavor gnu  -target x86_64 -shared %t.o.so -o %T/libundef2.so
+#RUN: yaml2obj -format=elf %s -o=%t.o
+#RUN: lld -flavor gnu  -target x86_64 %t.o -L%T -lundef2 -o %t1
+#RUN: llvm-readobj -dyn-symbols %t1 | FileCheck -check-prefix CHECKSYMS %s
+
+---
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  Type:            ET_REL
+  Machine:         EM_X86_64
+Sections:
+  - Name:            .text
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
+    AddressAlign:    0x0000000000000001
+    Content:         C3
+  - Name:            .data
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000001
+    Content:         ''
+  - Name:            .bss
+    Type:            SHT_NOBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000004
+    Content:         '002E7379'
+Symbols:
+  Local:
+    - Name:            .text
+      Type:            STT_SECTION
+      Section:         .text
+    - Name:            .data
+      Type:            STT_SECTION
+      Section:         .data
+    - Name:            .bss
+      Type:            STT_SECTION
+      Section:         .bss
+  Global:
+    - Name:            myexportedsymbol
+      Type:            STT_OBJECT
+      Section:         .bss
+      Size:            0x0000000000000004
+    - Name:            _start
+      Section:         .text
+      Size:            0x0000000000000001
+
+#CHECKSYMS: myexportedsymbol