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gdb, dwarf: add assert to dwarf2_get_pc_bounds

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In dwarf2_get_pc_bounds we were writing unchecked to *lowpc.  This
commit adds a gdb_assert to first check that lowpc != nullptr.

Approved-by: Tom Tromey <tom@tromey.com>
This commit is contained in:
Nils-Christian Kempke
2022-07-13 11:23:36 +02:00
committed by Ijaz, Abdul B
parent 69570475c6
commit 06740cf11f
1 changed files with 1 additions and 0 deletions
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gdb/dwarf2/read.c
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@@ -11092,6 +11092,7 @@ dwarf2_get_pc_bounds (struct die_info *die, unrelocated_addr *lowpc,
&& !per_objfile->per_bfd->has_section_at_zero) && !per_objfile->per_bfd->has_section_at_zero)
return PC_BOUNDS_INVALID; return PC_BOUNDS_INVALID;
gdb_assert (lowpc != nullptr);
*lowpc = low; *lowpc = low;
if (highpc != nullptr) if (highpc != nullptr)
*highpc = high; *highpc = high;