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annotate gcc/testsuite/gcc.dg/tree-ssa/loop-interchange-11.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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131
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -floop-interchange -fdump-tree-linterchange-details" } */
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3 /* { dg-skip-if "too big data segment" { avr-*-* visium-*-* } } */
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4
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5 #define M 256
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6 int a[M][M], b[M][M];
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7
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8 void
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9 simple_reduc_1 (int n, int *p)
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10 {
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11 for (int j = 0; j < n; j++)
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12 {
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13 int sum = p[j];
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14 for (int i = 0; i < n; i++)
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15 {
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16 sum = sum + b[i][j];
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17 b[i][j] += a[i][j];
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18 }
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19
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20 p[j] = sum;
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21 }
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22 }
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23 /* { dg-final { scan-tree-dump-not "Loop_pair<outer:., inner:.> is interchanged" "linterchange" } } */