diff --git a/lld/ELF/Options.td b/lld/ELF/Options.td
--- a/lld/ELF/Options.td
+++ b/lld/ELF/Options.td
@@ -355,6 +355,11 @@
   "Enable target-specific relaxations if supported (default)",
   "Disable target-specific relaxations">;
 
+// It is likely that we will eventually need to implement these
+defm relax_gp: BB<"relax-gp",
+  "Ignored for compatibility with GNU linkers",
+  "Ignored for compatibility with GNU linkers">;
+
 defm reproduce:
   EEq<"reproduce",
      "Write tar file containing inputs and command to reproduce link">;
diff --git a/lld/test/ELF/ignore-relax-gp.test b/lld/test/ELF/ignore-relax-gp.test
new file mode 100644
--- /dev/null
+++ b/lld/test/ELF/ignore-relax-gp.test
@@ -0,0 +1,3 @@
+RUN: not ld.lld --relax-gp 2>&1 | FileCheck %s
+RUN: not ld.lld --no-relax-gp 2>&1 | FileCheck %s
+CHECK: no input files