Index: ELF/LinkerScript.cpp
===================================================================
--- ELF/LinkerScript.cpp
+++ ELF/LinkerScript.cpp
@@ -465,6 +465,9 @@
         return Sec->Name == Name;
       return false;
     });
+    if (!isa<SyntheticSection>(S))
+      log("orphan input section '" + S->Name +
+          "' assigned to output section '" + Name + "'");
     if (I == End) {
       Factory.addInputSec(S, Name);
       assert(S->getOutputSection()->SectionIndex == INT_MAX);
Index: test/ELF/linkerscript/orphan-report.s
===================================================================
--- test/ELF/linkerscript/orphan-report.s
+++ test/ELF/linkerscript/orphan-report.s
@@ -0,0 +1,13 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
+# RUN: echo "SECTIONS { .text : { *(.text.1) } }" > %t.script
+# RUN: ld.lld -shared -o %t.out --script %t.script %t.o --verbose | FileCheck %s
+
+# CHECK:      orphan input section '.text' assigned to output section '.text'
+# CHECK-NEXT: orphan input section '.text.2' assigned to output section '.text'
+
+.section .text.1,"a"
+ nop
+
+.section .text.2,"a"
+ nop