14 lines
223 B
C
14 lines
223 B
C
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/* { dg-do compile } */
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/* { dg-options "-Wsign-compare -std=c99" } */
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#include <stdbool.h>
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int foo()
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{
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unsigned char b = '1';
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bool x = ~b; /* { dg-warning "promoted ~unsigned is always non-zero" } */
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return 0;
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}
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