Devang Patel 578a1ae12a Do not eliminate loop when it is invalid to do so. For example,
for(int i = 0; i < N; i++) {
	if ( i == XYZ) {
		A;
	else
		B;
	}
	C;
	D;
}

llvm-svn: 42058
2007-09-17 21:01:05 +00:00
..
2007-09-17 20:07:40 +00:00