1 files changed, 77 insertions, 0 deletions
diff --git a/test/old-elf/X86_64/weaksym.test b/test/old-elf/X86_64/weaksym.test
new file mode 100644
index 000000000000..9e4f2da9bdba
--- /dev/null
+++ b/test/old-elf/X86_64/weaksym.test
@@ -0,0 +1,77 @@
+# Tests that an executable with a weak undefine will put this symbol in the
+# dynamic symbol table if the executable has a dynamic relocation against this
+# symbol.
+
+#RUN: yaml2obj --format elf %s -o %t.o
+#RUN: lld -flavor old-gnu  -target x86_64 -e main %t.o -o %t1
+#RUN: llvm-readobj -dt %t1 | FileCheck -check-prefix CHECKSYMS %s
+
+#CHECKSYMS:        Name: x@
+#CHECKSYMS-NEXT:   Value: 0x0
+#CHECKSYMS-NEXT:   Size: 0
+#CHECKSYMS-NEXT:   Binding: Weak (0x2)
+#CHECKSYMS-NEXT:   Type: None (0x0)
+#CHECKSYMS-NEXT:   Other: 0
+#CHECKSYMS-NEXT:   Section: Undefined (0x0)
+
+# The object file above corresponds to the following C program compiled with
+# -fPIC:
+# extern int *x __attribute__((weak));
+#
+# int main() {
+#     if (x)
+#         return 1;
+#     return 0;
+# }
+
+---
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  OSABI:           ELFOSABI_GNU
+  Type:            ET_REL
+  Machine:         EM_X86_64
+Sections:
+  - Name:            .text
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
+    AddressAlign:    0x0000000000000010
+    Content:         554889E5488B0500000000C745FC00000000488138000000000F840C000000C745FC01000000E907000000C745FC000000008B45FC5DC3
+  - Name:            .rela.text
+    Type:            SHT_RELA
+    Link:            .symtab
+    AddressAlign:    0x0000000000000008
+    Info:            .text
+    Relocations:
+      - Offset:          0x0000000000000007
+        Symbol:          x
+        Type:            R_X86_64_GOTPCREL
+        Addend:          -4
+  - Name:            .data
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000004
+    Content:         ''
+  - Name:            .bss
+    Type:            SHT_NOBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000004
+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:            main
+      Type:            STT_FUNC
+      Section:         .text
+      Size:            0x0000000000000037
+    - Name:            _GLOBAL_OFFSET_TABLE_
+  Weak:
+    - Name:            x