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      1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
      2 // RUN: %clang_cc1 -triple arm-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK-ARM
      3 
      4 int a(int a) {return __builtin_ctz(a) + __builtin_clz(a);}
      5 // CHECK: call i32 @llvm.cttz.i32({{.*}}, i1 true)
      6 // CHECK: call i32 @llvm.ctlz.i32({{.*}}, i1 true)
      7 // CHECK-ARM: call i32 @llvm.cttz.i32({{.*}}, i1 false)
      8 // CHECK-ARM: call i32 @llvm.ctlz.i32({{.*}}, i1 false)
      9