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annotate gcc/testsuite/gcc.dg/20030826-1.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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1 /* Copyright (C) 2003 Free Software Foundation.
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2
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3 Check that constant folding of mathematical expressions doesn't
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4 break anything.
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5
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6 Written by Roger Sayle, 24th August 2003. */
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7
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8 /* { dg-do run } */
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9 /* { dg-options "-O2 -ffast-math" } */
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10
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11 void abort(void);
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12
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13 double foo(double x)
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14 {
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15 return 12.0/(x*3.0);
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16 }
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17
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18 double bar(double x)
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19 {
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20 return (3.0/x)*4.0;
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21 }
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22
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23 int main()
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24 {
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25 if (foo(2.0) != 2.0)
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26 abort ();
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27
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28 if (bar(2.0) != 6.0)
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29 abort ();
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30
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31 return 0;
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32 }
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33