Index: clang/test/Driver/fsanitize-coverage.c
===================================================================
--- clang/test/Driver/fsanitize-coverage.c
+++ clang/test/Driver/fsanitize-coverage.c
@@ -147,6 +147,9 @@
 // CHECK-VS-SHADOWCALLSTACK: -fsanitize-coverage-trace-pc-guard
 // CHECK-VS-SHADOWCALLSTACK: -fsanitize=shadow-call-stack
 
+// RUN: %clang -target riscv64-linux-android -fsanitize=shadow-call-stack -ffixed-x18 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-RV64-SHADOWCALLSTACK
+// CHECK-RV64-SHADOWCALLSTACK: "-target-feature" "+reserve-x18"
+
 // RUN: %clang -target x86_64-linux-gnu -fsanitize=shadow-call-stack -fsanitize-coverage=trace-pc-guard -fno-sanitize=shadow-call-stack %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-SAFESTACK
 // CHECK-NO-SHADOWCALLSTACK-NOT: error:
 // CHECK-NO-SHADOWCALLSTACK-NOT: warning: