Index: ELF/SymbolTable.cpp
===================================================================
--- ELF/SymbolTable.cpp
+++ ELF/SymbolTable.cpp
@@ -549,9 +549,12 @@
 template <class ELFT> void SymbolTable<ELFT>::scanShlibUndefined() {
   for (SharedFile<ELFT> *File : SharedFiles)
     for (StringRef U : File->getUndefinedSymbols())
-      if (SymbolBody *Sym = find(U))
+      if (SymbolBody *Sym = find(U)) {
         if (Sym->isDefined())
           Sym->symbol()->ExportDynamic = true;
+        else if (Sym->isLazy())
+          addUndefined(U);
+      }
 }
 
 // This function processes --export-dynamic-symbol and --dynamic-list.
Index: test/ELF/Inputs/shared4.s
===================================================================
--- test/ELF/Inputs/shared4.s
+++ test/ELF/Inputs/shared4.s
@@ -0,0 +1,3 @@
+.globl _shared
+_shared:
+  call _start@plt
Index: test/ELF/shared-lazy.s
===================================================================
--- test/ELF/shared-lazy.s
+++ test/ELF/shared-lazy.s
@@ -0,0 +1,10 @@
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/archive.s -o %t2.o
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/shared4.s -o %t3.o
+# RUN: llvm-ar rcs %t2.a %t2.o
+# RUN: ld.lld -shared %t3.o -o %t3.so
+# RUN: ld.lld -shared %t.o %t2.a %t3.so -o %t.so
+# RUN: llvm-objdump -t %t.so | FileCheck --check-prefix=DEFINED %s
+
+# DEFINED: _start
+call _entry@plt