Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/warn/Warray-bounds-4.C @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 1830386684a0 |
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// { dg-do compile } // { dg-options "-O2 -Warray-bounds" } class String { public: virtual unsigned long length() const = 0; virtual char get(unsigned long index) const = 0; virtual void set(unsigned long index, char value) = 0; virtual char& operator[] (unsigned long value) = 0; virtual ~String() {}; }; template<unsigned long size> class FixedString : public String { private: char contents[size]; public: virtual unsigned long length() const { return size; } virtual char get(unsigned long index) const { return contents[index]; } virtual void set(unsigned long index, char value) { contents[index] = value; } virtual char& operator[] (unsigned long index) { return contents[index]; } FixedString() { contents[0] = '\0'; } // { dg-warning "above array bounds" } }; void print_length (const String& string); int main() { const FixedString<0> empty; print_length(empty); return 0; }