/usr/local/vect/bin/g++ -v
Using built-in specs.
Target: i686-pc-linux-gnu
Configured with: ../gcc-vect/configure --enable-languages=c,c++
--prefix=/usr/local/vect
Thread model: posix
gcc version 4.2.0-autovect 20060518 (experimental)
Reduced testcase below ICEs:
/usr/local/vect/bin/g++ -O3 -ftree-vectorize -march=pentium-m -c vecreduced.cpp
vecreduced.cpp: In member function vector<T>& vector<T>::add(T) [with T =
ppoint<int>]:
vecreduced.cpp:14: internal compiler error: in make_ssa_name, at
tree-ssanames.c:129
========================================================
template <class T>
struct ppoint {
int x, y;
inline ppoint<T>& operator+=(const ppoint<T>& p) {
x+=p.x;
y+=p.y;
return *this;
}
};
template<typename T>
class vector {
public:
vector<T>& add(T cst) {
for (int i=0; i<vectorSize_; i++) {
theElements_[i]+=cst;
}
return *this;
}
private:
int vectorSize_;
T* theElements_;
};
template class vector<ppoint<int> >;
========================================================
--
Summary: ICE in make_ssa_name on autovect-branch
Product: gcc
Version: 4.2.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: gcc at pdoerfler dot com
GCC host triplet: i686-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27753
