Mercurial > hg > CbC > CbC_llvm
view clang/test/SemaCXX/constant-conversion.cpp @ 221:79ff65ed7e25
LLVM12 Original
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Tue, 15 Jun 2021 19:15:29 +0900 |
parents | 1d019706d866 |
children | c4bab56944e8 |
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// RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-apple-darwin %s // This file tests -Wconstant-conversion, a subcategory of -Wconversion // which is on by default. constexpr int nines() { return 99999; } void too_big_for_char(int param) { char warn1 = false ? 0 : 99999; // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}} char warn2 = false ? 0 : nines(); // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}} char warn3 = param > 0 ? 0 : 99999; // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}} char warn4 = param > 0 ? 0 : nines(); // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}} char ok1 = true ? 0 : 99999; char ok2 = true ? 0 : nines(); char ok3 = true ? 0 : 99999 + 1; char ok4 = true ? 0 : nines() + 1; }