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Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [no-scevccp-vect-iv-3.c] - Rev 307
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/* { dg-do compile } */ /* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include "tree-vect.h" #define N 26 __attribute__ ((noinline)) unsigned int main1 () { unsigned short i; unsigned int intsum = 0; /* vectorization of reduction with induction, and widenning sum: sum shorts into int. Need -fno-tree-scev-cprop or else the loop is eliminated. */ for (i = 0; i < N; i++) { intsum += i; } return intsum; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_widen_sum_hi_to_si } } } */ /* { dg-final { scan-tree-dump-times "vect_recog_widen_sum_pattern: detected" 1 "vect" { target vect_widen_sum_hi_to_si } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
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