Mercurial > hg > CbC > CbC_llvm
view clang/test/Analysis/new-ctor-symbolic.cpp @ 266:00f31e85ec16 default tip
Added tag current for changeset 31d058e83c98
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 14 Oct 2023 10:13:55 +0900 |
parents | 1d019706d866 |
children |
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// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config c++-allocator-inlining=true -std=c++11 -verify -analyzer-config eagerly-assume=false %s void clang_analyzer_eval(bool); void clang_analyzer_warnOnDeadSymbol(int); typedef __typeof__(sizeof(int)) size_t; int conjure(); void exit(int); struct S { S() {} ~S() {} static S buffer[1000]; // This operator allocates stuff within the buffer. Additionally, it never // places anything at the beginning of the buffer. void *operator new(size_t size) { int i = conjure(); if (i == 0) exit(1); // Let's see if the symbol dies before new-expression is evaluated. // It shouldn't. clang_analyzer_warnOnDeadSymbol(i); return buffer + i; } }; void testIndexLiveness() { S *s = new S(); clang_analyzer_eval(s == S::buffer); // expected-warning{{FALSE}} } // expected-warning{{SYMBOL DEAD}}