Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/unroll-4.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 84e7813d76e9 |
children |
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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" } } */ }