Index: lib/Driver/SanitizerArgs.cpp
===================================================================
--- lib/Driver/SanitizerArgs.cpp
+++ lib/Driver/SanitizerArgs.cpp
@@ -45,7 +45,7 @@
                       Nullability | LocalBounds | CFI,
   TrappingDefault = CFI,
   CFIClasses = CFIVCall | CFINVCall | CFIDerivedCast | CFIUnrelatedCast,
-  CompatibleWithMinimalRuntime = TrappingSupported,
+  CompatibleWithMinimalRuntime = TrappingSupported | Scudo,
 };
 
 enum CoverageFeature {
@@ -179,7 +179,8 @@
 bool SanitizerArgs::needsUbsanRt() const {
   // All of these include ubsan.
   if (needsAsanRt() || needsMsanRt() || needsHwasanRt() || needsTsanRt() ||
-      needsDfsanRt() || needsLsanRt() || needsCfiDiagRt() || needsScudoRt())
+      needsDfsanRt() || needsLsanRt() || needsCfiDiagRt() ||
+      (needsScudoRt() && !requiresMinimalRuntime()))
     return false;
 
   return (Sanitizers.Mask & NeedsUbsanRt & ~TrapSanitizers.Mask) ||
Index: lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- lib/Driver/ToolChains/CommonArgs.cpp
+++ lib/Driver/ToolChains/CommonArgs.cpp
@@ -593,14 +593,17 @@
         HelperStaticRuntimes.push_back("asan-preinit");
     }
     if (SanArgs.needsUbsanRt()) {
-      if (SanArgs.requiresMinimalRuntime()) {
+      if (SanArgs.requiresMinimalRuntime())
         SharedRuntimes.push_back("ubsan_minimal");
-      } else {
+      else
         SharedRuntimes.push_back("ubsan_standalone");
-      }
     }
-    if (SanArgs.needsScudoRt())
-      SharedRuntimes.push_back("scudo");
+    if (SanArgs.needsScudoRt()) {
+      if (SanArgs.requiresMinimalRuntime())
+        SharedRuntimes.push_back("scudo_minimal");
+      else
+        SharedRuntimes.push_back("scudo");
+    }
     if (SanArgs.needsHwasanRt())
       SharedRuntimes.push_back("hwasan");
   }
@@ -666,9 +669,15 @@
   if (SanArgs.needsEsanRt())
     StaticRuntimes.push_back("esan");
   if (SanArgs.needsScudoRt()) {
-    StaticRuntimes.push_back("scudo");
-    if (SanArgs.linkCXXRuntimes())
-      StaticRuntimes.push_back("scudo_cxx");
+    if (SanArgs.requiresMinimalRuntime()) {
+      StaticRuntimes.push_back("scudo_minimal");
+      if (SanArgs.linkCXXRuntimes())
+        StaticRuntimes.push_back("scudo_cxx_minimal");
+    } else {
+      StaticRuntimes.push_back("scudo");
+      if (SanArgs.linkCXXRuntimes())
+        StaticRuntimes.push_back("scudo_cxx");
+    }
   }
 }