// It is an error if the specified version is not defined.
// Usually version script is not provided when linking executable,
// but we may still want to override a versioned symbol from DSO,
- // so we do not report error in this case.
- if (Config->Shared)
+ // so we do not report error in this case. We also do not error
+ // if the symbol has a local version as it won't be in the dynamic
+ // symbol table.
+ if (Config->Shared && VersionId != VER_NDX_LOCAL)
error(toString(File) + ": symbol " + S + " has undefined version " +
Verstr);
}
--- /dev/null
+// REQUIRES: x86
+// RUN: llvm-mc %p/Inputs/versiondef.s -o %t.o -filetype=obj -triple=x86_64-pc-linux
+// RUN: llvm-ar -r %t.a %t.o
+// RUN: llvm-mc %s -o %t2.o -filetype=obj -triple=x86_64-pc-linux
+// RUN: ld.lld %t2.o %t.a --shared --exclude-libs ALL -o %t.so
+// RUN: llvm-readobj -symbols %t.so | FileCheck %s
+// RUN: llvm-readobj -dyn-symbols %t.so | FileCheck -check-prefix CHECK-DYN %s
+// RUN: not ld.lld %t2.o %t.a --shared -o %t.so 2>&1 | FileCheck -check-prefix=CHECK-ERR %s
+
+// Test that we do not give an error message for undefined versions when the
+// symbol is not exported to the dynamic symbol table.
+
+// CHECK: Name: func
+// CHECK-NEXT: Value:
+// CHECK-NEXT: Size:
+// CHECK-NEXT: Binding: Local (0x0)
+
+// CHECK-DYN-NOT: func
+
+// CHECK-ERR: symbol func@@VER2 has undefined version VER2
+// CHECK-ERR-NEXT: symbol func@VER has undefined version VER
+
+ .text
+ .globl _start
+ .globl func
+_start:
+ ret
+
+ .data
+ .quad func