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annotate gcc/testsuite/gcc.dg/tree-ssa/loop-36.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fdump-tree-dce3" } */
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3
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4 struct X { float array[2]; };
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5
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6 struct X a,b;
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7
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8 float foobar () {
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9 float s = 0;
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10 unsigned int d;
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11 struct X c;
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12 for (d=0; d<2; ++d)
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13 c.array[d] = a.array[d] * b.array[d];
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14 for (d=0; d<2; ++d)
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15 s+=c.array[d];
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16 return s;
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17 }
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18
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19 /* The temporary structure should have been promoted to registers
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20 by FRE after the loops have been unrolled by the early unrolling pass. */
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21 /* { dg-final { scan-tree-dump-not "c\.array" "dce3" } } */