[PATCH] Set correct source location for deallocator calls
Sat Sep 15 22:39:00 GMT 2012
On Sun, Sep 16, 2012 at 12:09:04AM +0800, Dehao Chen wrote:
> I tried the up-to-date addr2line on any "gcc -g" generated code, it
> does not work either. This is because in the new dwarf, the
> DW_AT_high_pc now actually means the size. e.g.
> <1><9b>: Abbrev Number: 2 (DW_TAG_subprogram)
> <9c> DW_AT_external : 1
> <9c> DW_AT_name : bar
> <a0> DW_AT_decl_file : 1
> <a1> DW_AT_decl_line : 8
> <a2> DW_AT_linkage_name: (indirect string, offset: 0x7b): _Z3barv
> <a6> DW_AT_type : <0x8d>
> <aa> DW_AT_low_pc : 0x400583
> <b2> DW_AT_high_pc : 0x37 0x0
> <ba> DW_AT_frame_base : 1 byte block: 9c (DW_OP_call_frame_cfa)
> <bc> DW_AT_GNU_all_call_sites: 1
> <bc> DW_AT_sibling : <0xff>
> However, addr2line still thinks DW_AT_high_pc means "high_pc". I think
> we should wait for binutil to catch up with gcc.
I thought it had some months ago:
If that patch is present in your binutils and addr2line still doesn't
work as intented there might be a bug or some other place to update.
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