<writing-an-llvm-pass-FunctionPass>`. The different builtin pass subclasses
are described in detail :ref:`later <writing-an-llvm-pass-pass-classes>`, but
for now, know that ``FunctionPass`` operates on a function at a time.
<writing-an-llvm-pass-FunctionPass>`. The different builtin pass subclasses
are described in detail :ref:`later <writing-an-llvm-pass-pass-classes>`, but
for now, know that ``FunctionPass`` operates on a function at a time.
-hello - Hello World Pass
-indvars - Induction Variable Simplification
-inline - Function Integration/Inlining
-hello - Hello World Pass
-indvars - Induction Variable Simplification
-inline - Function Integration/Inlining
#. Add or remove ``Function``\ s from the current ``Module``.
#. Add or remove global variables from the current ``Module``.
#. Maintain state across invocations of:ref:`runOnFunction
#. Add or remove ``Function``\ s from the current ``Module``.
#. Add or remove global variables from the current ``Module``.
#. Maintain state across invocations of:ref:`runOnFunction