diff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
index 7a1b0723840..b1210162023 100644
--- a/build/config/compiler/BUILD.gn
+++ b/build/config/compiler/BUILD.gn
@@ -887,12 +887,6 @@ if (is_win) {
       "-Wl,--gc-sections",
     ]
 
-    if (is_clang && !using_sanitizer) {
-      # Identical code folding to reduce size.
-      # Warning: This changes C/C++ semantics of function pointer comparison.
-      common_optimize_on_ldflags += [ "-Wl,--icf=all" ]
-    }
-
     if (!using_sanitizer) {
       # Functions interposed by the sanitizers can make ld think
       # that some libraries aren't needed when they actually are,
@@ -900,6 +894,13 @@ if (is_win) {
       common_optimize_on_ldflags += [ "-Wl,--as-needed" ]
     }
   }
+
+  if (is_clang && !using_sanitizer) {
+    # Identical code folding to reduce size.
+    # Warning: This changes C/C++ semantics of function pointer comparison.
+    # Needs lld/gold/mold instead of GNU ld/Mac ld.
+    common_optimize_on_ldflags += [ "-Wl,--icf=all" ]
+  }
 }
 
 # Default "optimization on" config. On Windows, this favors size over speed.