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From: "vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug symtab/25858] [readnow] FAIL: gdb.ada/bp_c_mixed_case.exp:
 break <NoDebugMixedCaseFunc>
Date: Mon, 20 Apr 2020 15:29:53 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D25858

--- Comment #6 from Tom de Vries <vries at gcc dot gnu.org> ---
(In reply to Tom de Vries from comment #5)
> The compunit has no address map:
> ...
> (gdb) p *ps->get_compunit_symtab ()->blockvector
> $6 =3D {nblocks =3D 19, map =3D 0x0, block =3D {0x43d23e0}}
> ...
> despite  the fact that the CU has a DW_AT_ranges attribute:

This seems to be because cu->base_address has not been set. This is a tenta=
tive
patch to fix that:
...
diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 41db511c85..601c710750 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -9584,6 +9584,8 @@ process_full_comp_unit (struct dwarf2_per_cu_data
*per_cu,
   addr =3D gdbarch_adjust_dwarf2_addr (gdbarch, highpc + baseaddr);
   static_block =3D cu->get_builder ()->end_symtab_get_static_block (addr, =
0, 1);

+  dwarf2_find_base_address (cu->dies, cu);
+
   /* If the comp unit has DW_AT_ranges, it may have discontiguous ranges.
      Also, DW_AT_ranges may record ranges not belonging to any child DIEs
      (such as virtual method tables).  Record the ranges in STATIC_BLOCK's
...

This indeed fixes this:
...
(gdb) p blockvector_contains_pc (ps->get_compunit_symtab ().blockvector, pc)
$13 =3D 1
...

But I still run into the same warning.

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