> On Feb 19, 2018, at 1:51 AM, Bryan Bennetts via lldb-dev
> <lldb-dev@lists.llvm.org> wrote:
>
> Hi,
>
> Apologies if this is the wrong forum for this question - redirection to the
> correct place would be appreciated...
>
> I am running
>
> lldb --version
> lldb-900.0.64
> Swift-4.0
>
> with binaries compiled using g++
>
> g++-5 --version
> g++-5 (Homebrew GCC 5.5.0_2) 5.5.0
> Copyright (C) 2015 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions. There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
> PURPOSE.(although I have tried a build from repo as well)
>
>
> The website <https://lldb.llvm.org/varformats.html> implies that gcc std
> library formatters should be available:
>
> By default, several categories are created in LLDB:
>
> default: this is the category where every formatter ends up, unless another
> category is specified
> objc: formatters for basic and common Objective-C types that do not
> specifically depend on Mac OS X
> gnu-libstdc++: formatters for std::string, std::vector, std::list and
> std::map as implemented by libstdcpp
> However I see:
>
> (lldb) type category list
>
> Category: default (enabled)
> Category: VectorTypes (enabled, applicable for language(s): objective-c++)
> Category: runtime-synthetics (enabled, applicable for language(s):
> objective-c++, swift)
> Category: system (enabled, applicable for language(s): objective-c++)
> (lldb) type category enable gnu-libstdc++
>
> warning: empty category enabled (typo?)
>
> And the std containers do not print nicely:
>
> containerTest: cat main.cpp
> #include <iostream>
> #include <vector>
>
> using namespace std;
>
> int main()
> {
> auto v = vector< unsigned >{ 0, 1, 2, 3, 4, 5, 6, 7, 9 };
>
> for( auto i : v )
> {
> cout << i << "\n";
> }
>
> return( 0 );
> }
> containerTest: g++-5 -g -std=c++11 main.cpp
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:157:11: warning:
> section "__textcoal_nt" is deprecated
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:157:11: note:
> change section name to "__text"
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:386:11: warning:
> section "__textcoal_nt" is deprecated
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:386:11: note:
> change section name to "__text"
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:430:11: warning:
> section "__textcoal_nt" is deprecated
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:430:11: note:
> change section name to "__text"
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:683:11: warning:
> section "__textcoal_nt" is deprecated
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> /var/folders/2_/07xjgwq904376gst9m3ddb100000gn/T//cctjpiwL.s:683:11: note:
> change section name to "__text"
> .section __TEXT,__textcoal_nt,coalesced,pure_instructions
> ^ ~~~~~~~~~~~~~
> containerTest: lldb ./a.out
> (lldb) target create "./a.out"
> Current executable set to './a.out' (x86_64).
> (lldb) b main
> Breakpoint 1: where = a.out`main + 13 at main.cpp:8, address =
> 0x0000000100001673
> (lldb) run
> Process 98294 launched: './a.out' (x86_64)
> Process 98294 stopped
> * thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.1
> frame #0: 0x0000000100001673 a.out`main at main.cpp:8
> 5
> 6 int main()
> 7 {
> -> 8 auto v = vector< unsigned >{ 0, 1, 2, 3, 4, 5, 6, 7, 9 };
> 9
> 10 for( auto i : v )
> 11 {
> Target 0: (a.out) stopped.
> (lldb) n
> Process 98294 stopped
> * thread #1, queue = 'com.apple.main-thread', stop reason = step over
> frame #0: 0x00000001000016bd a.out`main at main.cpp:10
> 7 {
> 8 auto v = vector< unsigned >{ 0, 1, 2, 3, 4, 5, 6, 7, 9 };
> 9
> -> 10 for( auto i : v )
> 11 {
> 12 cout << i << "\n";
> 13 }
> Target 0: (a.out) stopped.
> (lldb) p v
> (vector<unsigned int, allocator<unsigned int> >) $0 = {
> _Vector_base<unsigned int, allocator<unsigned int> > = {
> _M_impl = {
> _M_start = 0x0000000100402050
> _M_finish = 0x0000000100402074
> _M_end_of_storage = 0x0000000100402074
> }
> }
> }
> (lldb)
>
> Anyone able to point me at either a python pretty printer or solution to this?
>
why is the "std::" missing from the typename ("vector<unsigned int,
allocator<unsigned int> >") above? That is why the formatters aren't kicking in.
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