Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/warn/constexpr-70194.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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// PR c++/70194 // { dg-do compile { target c++11 } } // { dg-options "-Wall" } int i; const bool b0 = &i == 0; // { dg-warning "the address of .i. will never be NULL" } constexpr int *p = &i; const bool b1 = p == 0; // { dg-warning "the address of .i. will never be NULL" } const bool b2 = 0 == p; // { dg-warning "the address of .i. will never be NULL" } const bool b3 = p != 0; // { dg-warning "the address of .i. will never be NULL" } const bool b4 = 0 != p; // { dg-warning "the address of .i. will never be NULL" }