Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/unroll-4.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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/* { dg-do compile } */ /* { dg-options "-O2 -funroll-all-loops -fdump-rtl-loop2_unroll-details -fdump-tree-cunrolli-details" } */ extern void bar (int); int j; void test (void) { #pragma GCC unroll 0 #pragma GCC ivdep for (unsigned long i = 1; i <= 3; ++i) bar(i); #pragma GCC ivdep #pragma GCC unroll 0 for (unsigned long i = 1; i <= j; ++i) bar(i); /* { dg-final { scan-tree-dump "Not unrolling loop .: user didn't want it unrolled completely" "cunrolli" } } */ /* { dg-final { scan-rtl-dump-times "Not unrolling loop, user didn't want it unrolled" 2 "loop2_unroll" } } */ }