Fix JIT clang-lli regression (unable to read JIT descriptor from memory)

Fix JIT clang-lli regression (unable to read JIT descriptor from memory)

2011-07-06  Paul Pluzhnikov  <ppluzhnikov@google.com>

        * jit.c (jit_inferior_init): Forward declare.
        (jit_breakpoint_re_set_internal): Call jit_inferior_init.

testsuite/ChangeLog:

2011-07-06  Paul Pluzhnikov  <ppluzhnikov@google.com>

        * gdb.base/jit-so.exp: New test.
        * gdb.base/jit-dlmain.c: New file.
        * gdb.base/jit-main.c: Allow "main" to be elsewhere.