diff --git a/flang/test/Fir/boxchar.fir b/flang/test/Fir/boxchar.fir
--- a/flang/test/Fir/boxchar.fir
+++ b/flang/test/Fir/boxchar.fir
@@ -1,5 +1,7 @@
-// RUN: tco --target=x86_64-unknown-linux-gnu %s | FileCheck %s
-// RUN: %flang_fc1 -emit-llvm -triple x86_64-unknown-linux-gnu %s -o - | FileCheck %s
+// REQUIRES: x86-registered-target
+
+// RUN: tco %s | FileCheck %s
+// RUN: %flang_fc1 -emit-llvm %s -o - | FileCheck %s
 
 // Test of building and passing boxchar.
 
diff --git a/flang/test/Fir/inline.fir b/flang/test/Fir/inline.fir
--- a/flang/test/Fir/inline.fir
+++ b/flang/test/Fir/inline.fir
@@ -1,5 +1,5 @@
-// RUN: tco --target=x86_64-unknown-linux-gnu --inline-all %s -o - | FileCheck %s
-// RUN: %flang_fc1 -triple x86_64-unknown-linux-gnu -mmlir --inline-all -emit-llvm %s -o - | FileCheck %s
+// RUN: tco --inline-all %s -o - | FileCheck %s
+// RUN: %flang_fc1  -mmlir --inline-all -emit-llvm %s -o - | FileCheck %s
 
 // CHECK-LABEL: @add
 func.func @add(%a : i32, %b : i32) -> i32 {