On Sat, Aug 25, 2012 at 10:28 AM, Iyer, Balaji V <balaji.v.i...@intel.com> wrote: > Hello Everyone, > I am trying to debug "cc1" through gdb but is not working as it was > before (my current revision is 190623) . For example, when I try to print out > any local variable when I am inside the function, it says the variable is not > in in the context. Here is an example below:
What version of gdb are you using? IIRC for the trunk at least GDB 7.5 is required now to debug code generated from it as we produce some dwarf4 that only 7.5 and above understands. Thanks, Andrew > > e.g. > > Single stepping until exit from function _ZL14tree_vectorizev, > which has no line number information. > vectorize_loops() () at ../../trunk-gcc/gcc/tree-vectorizer.c:168 > 168 unsigned int num_vectorized_loops = 0; > (gdb) n > 173 vect_loops_num = number_of_loops (); > (gdb) p num_vectorized_loops > No symbol "num_vectorized_loops" in current context. > > > Another wierd thing I noticed is that "Breakpoint 1 and Breakpoint 2" > generally point to 2 lines in diagnostic.c (I believe they are fancy_abort > and internal_error) but now it is just giving addresses. Also, when I start > something, it says it can't find line number information: > > Can someone please tell me how I can to fix these? > > Any help is greatly appreciated! > > Thanks, > > Balaji V. Iyer. > > PS. Please CC me when responding.
