clang/test/OpenMP/declare_simd_aarch64_warning_advsimd.c

   1 // REQUIRES: aarch64-registered-target
   2 // RUN: %clang_cc1 -triple aarch64-linux-gnu -target-feature +neon  -fopenmp  %s -S  -o %t -verify
   3 // RUN: %clang_cc1 -triple aarch64-linux-gnu -target-feature +neon  -fopenmp-simd  %s -S  -o %t -verify
   4
   5 #pragma omp declare simd simdlen(6)
   6 double foo(float x);
   7 // expected-warning@-2{{The value specified in simdlen must be a power of 2 when targeting Advanced SIMD.}}
   8 #pragma omp declare simd simdlen(1)
   9 float bar(double x);
  10 // expected-warning@-2{{The clause simdlen(1) has no effect when targeting aarch64.}}
  11
  12 void foo_loop(double *x, float *y, int N) {
  13   for (int i = 0; i < N; ++i) {
  14     x[i] = foo(y[i]);
  15     y[i] = bar(x[i]);
  16   }
  17 }