http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53137
Bug #: 53137
Summary: g++ segfault
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: valery.bic...@gmail.com
4.7.0 and 4.8 segfaults on Linux x86-64 with the following code:
template <typename STORE>
void getParent(STORE& tStore)
{
}
struct Store
{
template <typename CheckParentFunc>
void updateChildCommon(CheckParentFunc c);
template <typename T>
int& getStore();
template <typename T>
void updateChild(const T& obj)
{
updateChildCommon([this] () { getParent(getStore<T>()); });
}
void update(int obj)
{
updateChild(obj);
}
};
$ /usr/local/gcc-4.7.0/bin/g++ gcc-4.7.0-crash.cpp -std=c++11
gcc-4.7.0-crash.cpp: In instantiation of 'Store::updateChild(const T&) [with T
= int]::<lambda()>':
gcc-4.7.0-crash.cpp:17:28: required from 'struct Store::updateChild(const T&)
[with T = int]::<lambda()>'
gcc-4.7.0-crash.cpp:17:9: required from 'void Store::updateChild(const T&)
[with T = int]'
gcc-4.7.0-crash.cpp:22:24: required from here
gcc-4.7.0-crash.cpp:17:39: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
$ /usr/local/gcc-4.7.0/bin/g++ -v
Using built-in specs.
COLLECT_GCC=/usr/local/gcc-4.7.0/bin/g++
COLLECT_LTO_WRAPPER=/usr/local/gcc-4.7.0/libexec/gcc/x86_64-unknown-linux-gnu/4.7.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ./configure --prefix=/usr/local/gcc-4.7.0 --disable-multilib
--enable-languages=c,c++
Thread model: posix
gcc version 4.7.0 (GCC)
