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      1 // REQUIRES: powerpc-registered-target
      2 // RUN: %clang_cc1 -triple powerpc64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s
      3 
      4 void f1(int x) { return; }
      5 // CHECK: define void @f1(i32 signext %x) [[NUW:#[0-9]+]]
      6 
      7 void f2(unsigned int x) { return; }
      8 // CHECK: define void @f2(i32 zeroext %x) [[NUW]]
      9 
     10 int f3(void) { return 0; }
     11 // CHECK: define signext i32 @f3() [[NUW]]
     12 
     13 unsigned int f4(void) { return 0; }
     14 // CHECK: define zeroext i32 @f4() [[NUW]]
     15 
     16 // CHECK: attributes [[NUW]] = { nounwind{{.*}} }
     17