The following code causes g++ to crash:
main.cpp:
==========================
struct foo {
template <class T> foo(T);
};
struct bar {
bar();
bar(const foo& f);
bar(bar&);
};
bar makeBar() {
return bar();
}
==========================
> g++ -v main.cpp
Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v
--enable-languages=c,c++,fortran,objc,obj-c++,treelang --prefix=/usr
--enable-shared --with-system-zlib --libexecdir=/usr/lib
--without-included-gettext --enable-threads=posix --enable-nls
--with-gxx-include-dir=/usr/include/c++/4.2 --program-suffix=-4.2
--enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr
--enable-targets=all --enable-checking=release --build=i486-linux-gnu
--host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.2.4 (Ubuntu 4.2.4-1ubuntu3)
/usr/lib/gcc/i486-linux-gnu/4.2.4/cc1plus -quiet -v -D_GNU_SOURCE main.cpp
-quiet -dumpbase main.cpp -mtune=generic -auxbase main -version
-fstack-protector -fstack-protector -o /tmp/ccVkFN1G.s
ignoring nonexistent directory "/usr/local/include/i486-linux-gnu"
ignoring nonexistent directory
"/usr/lib/gcc/i486-linux-gnu/4.2.4/../../../../i486-linux-gnu/include"
ignoring nonexistent directory "/usr/include/i486-linux-gnu"
#include "..." search starts here:
#include <...> search starts here:
/usr/include/c++/4.2
/usr/include/c++/4.2/i486-linux-gnu
/usr/include/c++/4.2/backward
/usr/local/include
/usr/lib/gcc/i486-linux-gnu/4.2.4/include
/usr/include
End of search list.
GNU C++ version 4.2.4 (Ubuntu 4.2.4-1ubuntu3) (i486-linux-gnu)
compiled by GNU C version 4.2.4 (Ubuntu 4.2.4-1ubuntu3).
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: cca9b7b48c023363b938f208576b99cc
g++: Internal error: Segmentation fault (program cc1plus)
Please submit a full bug report.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
I've also tested g++ 3.3.3, with similar results. Let me know if I can provide
any further information!
--
Summary: g++ crashes when compiling trivial code (~10 line test
case)
Product: gcc
Version: 4.2.4
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: gredner at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38206
