[Bug c++/53150] New: g++ crashes if struct member initializer references to local variable
yuzurufag+gcc at gmail dot com
gcc-bugzilla@gcc.gnu.org
Sat Apr 28 03:17:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53150
Bug #: 53150
Summary: g++ crashes if struct member initializer references to
local variable
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: yuzurufag+gcc@gmail.com
$ g++ -std=c++0x crash.cpp
crash.cpp: In constructor ‘constexpr main()::<anonymous struct>::._0()’:
crash.cpp:5:2: internal compiler error: in expand_expr_real_1, at expr.c:9147
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.7/README.Bugs> for instructions.
Preprocessed source stored into /tmp/ccPW0iTF.out file, please attach this to
your bugreport.
$ cat /tmp/ccPW0iTF.out
// /usr/lib/gcc/x86_64-linux-gnu/4.7/cc1plus -quiet -imultiarch
x86_64-linux-gnu -D_GNU_SOURCE crash.cpp -quiet -dumpbase crash.cpp
-mtune=generic -march=x86-64 -auxbase crash -std=c++11 -fstack-protector -o -
-frandom-seed=0
# 1 "crash.cpp"
# 1 "<command-line>"
# 1 "crash.cpp"
int main()
{
int foo = 42;
struct
{
int bar = foo;
} baz;
}
$ g++ -v
Using built-in specs.
COLLECT_GCC=g++
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.7/lto-wrapper
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro
4.7.0-4ubuntu2' --with-bugurl=file:///usr/share/doc/gcc-4.7/README.Bugs
--enable-languages=c,c++,go,fortran,objc,obj-c++ --prefix=/usr
--program-suffix=-4.7 --enable-shared --enable-linker-build-id
--with-system-zlib --libexecdir=/usr/lib --without-included-gettext
--enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.7
--libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu
--enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object
--enable-plugin --enable-objc-gc --disable-werror --with-arch-32=i686
--with-tune=generic --enable-checking=release --build=x86_64-linux-gnu
--host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.7.0 (Ubuntu/Linaro 4.7.0-4ubuntu2)
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