[PATCH] D103131: support debug info for alias variable

David Blaikie via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Wed Jun 23 07:03:06 PDT 2021


dblaikie added a comment.

In D103131#2835702 <https://reviews.llvm.org/D103131#2835702>, @kamleshbhalui wrote:

> Here is what we get when we replace int with float.
>
>   $lldb-11 ./a.out 
>   (lldb) target create "./a.out"
>   Current executable set to '/folk/kkumar/tcllvm/llvm-build-lldb-rel/bin/a.out' (x86_64).
>   (lldb) b main
>   Breakpoint 1: where = a.out`main + 4 at test.c:3:12, address = 0x0000000000400484
>   (lldb) p oldname
>   (float) $0 = 1
>   (lldb) p newname
>   (void *) $1 = 0x000000003f800000

Yep, looks like it's ignoring the imported declaration in favor of the raw symbol table entry.

How's lldb handle GCC-style debug info (the variable declaration, without any imported declaration) for the alias?


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D103131/new/

https://reviews.llvm.org/D103131



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