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From: "joseph.h.garvin at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/52031] New: G++ crashes when std::size_t is initalized with a float inside a template
Date: Sat, 28 Jan 2012 23:14:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52031

             Bug #: 52031
           Summary: G++ crashes when std::size_t is initalized with a
                    float inside a template
    Classification: Unclassified
           Product: gcc
           Version: 4.6.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: joseph.h.garvin@gmail.com


The following code snippet will crash G++ 4.6.1

#include <cstddef>

template<class T>
class B
{
    static const std::size_t A = 1.5;
};

Output:

../crash.H:6:34: internal compiler error: in fold_convert_const_int_from_real,
at fold-const.c:1562
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.6/README.Bugs> for instructions.
Preprocessed source stored into /tmp/ccdymJZR.out file, please attach this to
your bugreport.

The mentioned file is attached. Note that it must be a templated class for the
crash to occur.