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[Bug sanitizer/60745] Many ICEs running libstdc++ testsuite with ubsan, maybe due to PCH


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60745

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2014-04-03
     Ever confirmed|0                           |1

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Confirmed.  To reproduce:
$BUILDDIR/./gcc/cc1plus -quiet -nostdinc++
-I$BUILDDIR/x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu
-I$BUILDDIR/x86_64-unknown-linux-gnu/libstdc++-v3/include -iprefix
$BUILDDIR/gcc/../lib/gcc/x86_64-unknown-linux-gnu/4.9.0/ -isystem
$BUILDDIR/./gcc/include -isystem $BUILDDIR/./gcc/include-fixed -D_GNU_SOURCE
-include bits/stdc++.h
$SRCDIR/libstdc++-v3/testsuite/20_util/allocator/33807.cc -O2
-fsanitize=undefined


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