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annotate gcc/testsuite/gcc.dg/pr43419.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-do run } */
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2 /* { dg-options "-O1" } */
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3 /* { dg-add-options ieee } */
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4 #include <math.h>
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5
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6 extern void abort (void);
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7 void __attribute__((noinline)) f (double x)
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8 {
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9 double pluszero = pow (x, 0.5);
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10 double minuszero = sqrt (x);
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11 if (signbit (pluszero) == signbit (minuszero))
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12 abort ();
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13 }
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14
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15 int main(void)
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16 {
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17 f (-0.0);
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18 return 0;
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19 }