diff --git a/clang/test/CodeGen/const-init.c b/clang/test/CodeGen/const-init.c
index 128bbb54f337..a709cef218af 100644
--- a/clang/test/CodeGen/const-init.c
+++ b/clang/test/CodeGen/const-init.c
@@ -1,4 +1,4 @@
-// RUN: clang -verify -emit-llvm -o %t %s &&
+// RUN: clang -arch i386 -verify -emit-llvm -o %t %s &&
 
 #include <stdint.h>
 
diff --git a/clang/test/Sema/static-init.c b/clang/test/Sema/static-init.c
index b3c8d0f9f181..f7648a6d358f 100644
--- a/clang/test/Sema/static-init.c
+++ b/clang/test/Sema/static-init.c
@@ -1,4 +1,4 @@
-// RUN: clang -fsyntax-only -verify %s
+// RUN: clang -arch i386 -fsyntax-only -verify %s
 static int f = 10;
 static int b = f; // expected-error {{initializer element is not a compile-time constant}}