Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/vect-reduc-6.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-require-effective-target vect_float_strict } */ /* { dg-additional-options "-fno-fast-math" } */ #include <stdarg.h> #include "tree-vect.h" #define N 16 #define DIFF 242 __attribute__ ((noinline)) int main1 (float x, float max_result) { int i; float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}; float diff = 2; float max = x; float min = 10; for (i = 0; i < N; i++) { diff += (b[i] - c[i]); } for (i = 0; i < N; i++) { max = max < c[i] ? c[i] : max; } for (i = 0; i < N; i++) { min = min > c[i] ? c[i] : min; } /* check results: */ if (diff != DIFF) abort (); if (max != max_result) abort (); if (min != 0) abort (); return 0; } int main (void) { check_vect (); main1 (100 ,100); main1 (0, 15); return 0; } /* { dg-final { scan-tree-dump-times {using an in-order \(fold-left\) reduction} 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */