diff --git a/compiler-rt/test/lit.common.cfg b/compiler-rt/test/lit.common.cfg
index e34e52583b9d..79229e3008d9 100644
--- a/compiler-rt/test/lit.common.cfg
+++ b/compiler-rt/test/lit.common.cfg
@@ -240,6 +240,11 @@ if config.host_os == 'Darwin':
   # rdar://problem/22207160
   config.substitutions.append( ("%darwin_min_target_with_full_runtime_arc_support",
       "-miphoneos-version-min=9.0" if isIOS else "-mmacosx-version-min=10.11") )
+
+  # 32-bit iOS simulator is deprecated and removed in latest Xcode.
+  if config.apple_platform == "iossim":
+    if config.target_arch == "i386":
+      config.unsupported = True
 else:
   config.substitutions.append( ("%macos_min_target_10_11", "") )
   config.substitutions.append( ("%darwin_min_target_with_full_runtime_arc_support", "") )