clang/test/CodeGen/2006-01-16-BitCountIntrinsicsUnsigned.c


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// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s

unsigned t2(unsigned X) {
  // CHECK: t2
  // CHECK: llvm.ctlz.i32
  return __builtin_clz(X);
}
int t1(int X) {
  // CHECK: t1
  // CHECK: llvm.ctlz.i32
  return __builtin_clz(X);
}