Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/c-c++-common/spec-barrier-2.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* { dg-do run } */
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2 /* { dg-additional-options "-Wno-volatile" { target c++ } } */
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4 /* Even on targets that don't need the optional failval parameter,
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5 side-effects on the operand should still be calculated. */
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6
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7 int x = 3;
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8 volatile int y = 9;
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9
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10 int main ()
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11 {
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12 int z = __builtin_speculation_safe_value (x, y++);
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13 if (z != 3 || y != 10)
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14 __builtin_abort ();
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15 return 0;
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16 }
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17
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18 /* { dg-prune-output "this target does not define a speculation barrier;" } */