Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/loop-versioning-11.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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/* { dg-options "-O3 -fdump-tree-lversion-details" } */ /* Test that we don't try to version for something that is never 1. */ void f1 (double *x, int stepx, int n) { if (stepx == 1) for (int i = 0; i < n; ++i) x[i] = 100; else for (int i = 0; i < n; ++i) x[stepx * i] = 100; } void f2 (double *x, int stepx, int n) { if (stepx <= 1) for (int i = 0; i < n; ++i) x[i] = 100; else for (int i = 0; i < n; ++i) x[stepx * i] = 100; } /* { dg-final { scan-tree-dump-times {want to version containing loop} 2 "lversion" } } */ /* { dg-final { scan-tree-dump-times {can never be 1} 2 "lversion" } } */ /* { dg-final { scan-tree-dump-not {versioned} "lversion" } } */