diff --git a/clang/test/CodeGen/noundef-analysis.cpp b/clang/test/CodeGen/noundef-analysis.cpp
index 8a439cde38999c..1ba60cf0154be4 100644
--- a/clang/test/CodeGen/noundef-analysis.cpp
+++ b/clang/test/CodeGen/noundef-analysis.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang -cc1 -enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix ENABLED
-// RUN: %clang -cc1 -no-enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix DISABLED
+// RUN: %clang_cc1 -triple arm64-darwin -enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix ENABLED
+// RUN: %clang_cc1 -triple arm64-darwin -no-enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix DISABLED
 
 union u1 {
   int val;
@@ -20,12 +20,12 @@ static void examineValue(int x) { sink = x; }
 
 // ENABLED-LABEL: @main(
 // ENABLED:    [[CALL:%.*]] = call noundef {{.*}}i32 @_Z19indirect_callee_inti(i32 noundef {{.*}}0)
-// ENABLED:    [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i32 {{.*}})
+// ENABLED:    [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i64 {{.*}})
 // ENABLED:    [[CALL2:%.*]] = call noalias noundef nonnull i8* @_Znwm(i64 noundef 4) #[[ATTR4:[0-9]+]]
 // ENABLED:    call void @_ZL12examineValuei(i32 noundef {{.*}})
 // DISABLED-LABEL: @main(
 // DISABLED:    [[CALL:%.*]] = call {{.*}}i32 @_Z19indirect_callee_inti(i32 {{.*}}0)
-// DISABLED:    [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i32 {{.*}})
+// DISABLED:    [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i64 {{.*}})
 // DISABLED:    [[CALL2:%.*]] = call noalias nonnull i8* @_Znwm(i64 4) #[[ATTR4:[0-9]+]]
 // DISABLED:    call void @_ZL12examineValuei(i32 {{.*}})
 int main() {