Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/Wint-in-bool-context.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* PR c++/77434 */ /* { dg-options "-Wint-in-bool-context" } */ /* { dg-do compile } */ enum truth { yes, no, maybe }; int foo (int a, int b) { if (a > 0 && a <= (b == 1) ? 1 : 2) /* { dg-warning "boolean context" } */ return 1; if (a > 0 && a <= (b == 2) ? 1 : 1) /* { dg-bogus "boolean context" } */ return 2; if (a > 0 && a <= (b == 3) ? 0 : 2) /* { dg-warning "boolean context" } */ return 3; if (a == b ? 0 : 0) /* { dg-bogus "boolean context" } */ return 4; if (a == ((b ? 2|4 : 1) & 3 ? 0 : 2)) /* { dg-bogus "boolean context" } */ return 5; if (a ? 1 : 1+1) /* { dg-warning "boolean context" } */ return 6; if (b ? 1+1 : 1) /* { dg-warning "boolean context" } */ return 7; for (a = 0; 1 << a; a++); /* { dg-warning "boolean context" } */ if (yes || no || maybe) /* { dg-warning "boolean context" "" { target c++ } } */ return 8; if (yes || no) /* { dg-bogus "boolean context" } */ return 9; return 0; }