Are compilers allowed to remove infinite loops like Intel C++ Compiler with -O2 does?

Question

The following testing code does correctly in VS either with debug or release, and also in GCC. It also does correctly for ICC with debug, but not when optimization enabled (

Answer 1

As a slight aside, this version of icc does what you want. That is, it never calls doSomething().

[9:41am][wlynch@computer /tmp] icc --version
icc (ICC) 11.0 20081105