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annotate gcc/testsuite/c-c++-common/unroll-4.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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131
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -funroll-all-loops -fdump-rtl-loop2_unroll-details -fdump-tree-cunrolli-details" } */
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3
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4 extern void bar (int);
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5
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6 int j;
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7
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8 void test (void)
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9 {
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10 #pragma GCC unroll 0
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11 #pragma GCC ivdep
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12 for (unsigned long i = 1; i <= 3; ++i)
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13 bar(i);
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14
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15 #pragma GCC ivdep
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16 #pragma GCC unroll 0
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17 for (unsigned long i = 1; i <= j; ++i)
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18 bar(i);
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19
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20 /* { dg-final { scan-tree-dump "Not unrolling loop .: user didn't want it unrolled completely" "cunrolli" } } */
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21 /* { dg-final { scan-rtl-dump-times "Not unrolling loop, user didn't want it unrolled" 2 "loop2_unroll" } } */
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22 }