[LLVMbugs] [Bug 4799] Missing warning for integer overflows

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Sat Nov 13 09:12:52 CST 2010


http://llvm.org/bugs/show_bug.cgi?id=4799

Douglas Gregor <dgregor at apple.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |dgregor at apple.com
         Resolution|                            |FIXED

--- Comment #1 from Douglas Gregor <dgregor at apple.com> 2010-11-13 09:12:51 CST ---
We have this warning now:


t.c:3:13: warning: implicit conversion from 'unsigned long long' to 'int'
      changes value from 4294967296 to 0 [-Wconstant-conversion]
    int x = 4294967296ULL;
        ~   ^~~~~~~~~~~~~

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