Index: ELF/LinkerScript.cpp
===================================================================
--- ELF/LinkerScript.cpp
+++ ELF/LinkerScript.cpp
@@ -577,6 +577,7 @@
   unsigned readPhdrType();
   void readSymbolAssignment(StringRef Name);
   std::vector<StringRef> readSectionsCommandExpr();
+  void readAt();
 
   const static StringMap<Handler> Cmd;
   ScriptConfiguration &Opt = *ScriptConfig;
@@ -789,10 +790,23 @@
     Opt.Commands.push_back(llvm::make_unique<SymbolAssignment>(".", Expr));
 }
 
+void ScriptParser::readAt() {
+  warning("AT command is ignored");
+  expect("AT");
+  expect("(");
+  while (!Error) {
+    StringRef Tok = next();
+    if (Tok == ")")
+      break;
+  }
+}
+
 void ScriptParser::readOutputSectionDescription(StringRef OutSec) {
   OutputSectionCommand *Cmd = new OutputSectionCommand(OutSec);
   Opt.Commands.emplace_back(Cmd);
   expect(":");
+  if (peek() == "AT")
+    readAt();
   expect("{");
 
   while (!Error && !skip("}")) {
Index: test/ELF/linkerscript-at.s
===================================================================
--- test/ELF/linkerscript-at.s
+++ test/ELF/linkerscript-at.s
@@ -0,0 +1,10 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
+# RUN: echo "SECTIONS { \
+# RUN:  .aaa : AT(0x0) \
+# RUN:  { \
+# RUN:  } \
+# RUN: }" > %t.script
+# RUN: ld.lld -shared %t --script %t.script -o %t2 2>&1 | \
+# RUN:   FileCheck --check-prefix=IGNORED %s
+# IGNORED: AT command is ignored