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annotate gcc/testsuite/c-c++-common/Wlogical-not-parentheses-1.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 /* PR c/77292 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-Wlogical-not-parentheses" } */
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4
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5 /* Test that we don't warn if rhs is a comparison or a logical op. */
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6
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7 int
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8 foo (int a, int b)
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9 {
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10 int r = 0;
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11 r += !a == (a < b);
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12 r += !a == (a > b);
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13 r += !a == (a >= b);
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14 r += !a == (a <= b);
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15 r += !a == (a != b);
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16 r += !a == (a == b);
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17 r += !a == (a || b);
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18 r += !a == (a && b);
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19 r += !a == (!b);
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20
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21 r += !a == (a ^ b); /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
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22 r += !a == (a | b); /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
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23 r += !a == (a & b); /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
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24
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25 return r;
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26 }