diff --git a/clang/test/Frontend/fixed_point_compound.c b/clang/test/Frontend/fixed_point_compound.c
index ee7700d01ef54..d470d5c22e80a 100644
--- a/clang/test/Frontend/fixed_point_compound.c
+++ b/clang/test/Frontend/fixed_point_compound.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -ffixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,SIGNED
-// RUN: %clang_cc1 -ffixed-point -fpadding-on-unsigned-fixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED
+// RUN: %clang_cc1 -ffixed-point -triple x86_64-unknown-linux-gnu -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,SIGNED
+// RUN: %clang_cc1 -ffixed-point -triple x86_64-unknown-linux-gnu -fpadding-on-unsigned-fixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED
 
 short _Fract shf;
 _Accum a;
diff --git a/clang/test/Frontend/fixed_point_unary.c b/clang/test/Frontend/fixed_point_unary.c
index 79af819fad8a6..6b2a572dd8214 100644
--- a/clang/test/Frontend/fixed_point_unary.c
+++ b/clang/test/Frontend/fixed_point_unary.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -ffixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,SIGNED
-// RUN: %clang_cc1 -ffixed-point -fpadding-on-unsigned-fixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -ffixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,SIGNED
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -ffixed-point -fpadding-on-unsigned-fixed-point -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED
 
 _Accum a;
 _Fract f;