Fix typo causing infinite loop
Fix typo causing infinite loop

When insertConditionalPointBlock inserts a point block that has been
split, it needs to find the ultimate tail point block, not keep checking
the head point block's terminator repeatedly.

JosephTremoulet/llilc,AndyAyersMS/llilc,kyulee1/llilcjit,dotnet/llilc,BruceForstall/llilc,russellhadley/llilc,BruceForstall/llilc,AndyAyersMS/llilc,adiaaida/llilc,JosephTremoulet/llilc,dotnet/llilc,manu-silicon/llilc,adiaaida/llilc,kyulee1/llilcjit,marksantos/llilc,swaroop-sridhar/llilc,AndyAyersMS/llilc,dotnet/llilc,manu-silicon/llilc,marksantos/llilc,JosephTremoulet/llilc,BruceForstall/llilc,russellhadley/llilc,marksantos/llilc,kyulee1/llilcjit,manu-silicon/llilc,swaroop-sridhar/llilc,russellhadley/llilc,swaroop-sridhar/llilc,adiaaida/llilc