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annotate gcc/testsuite/gcc.dg/tree-ssa/restrict-9.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
84e7813d76e9 gcc-8.2
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fdump-tree-optimized-alias" } */
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3
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4 int *abc(int** __restrict a, int** __restrict b)
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5 {
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6 *a = 0; // clique 1 base 1
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7 asm volatile("":"+m"(*b)); // clique 0 base 0 (wrong)
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8 *a = 0; // clique 1 base 1
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9 return *b; // clique 1 base 2 (what it should be)
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10 }
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11
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12 /* { dg-final { scan-tree-dump-times "clique 1 base \[12\]" 5 "optimized" } } */
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13 /* On RTL we can DSE one of the stores of zero, on the GIMPLE level we
84e7813d76e9 gcc-8.2
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14 do not bother to do disambiguation against asms. */
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15 /* { dg-final { scan-tree-dump-times " = 0;" 1 "optimized" { xfail *-*-* } } } */
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16 /* { dg-final { scan-assembler-times "mov\[^\n\r\]*0" 1 { target { x86_64-*-* i?86-*-* } } } } */