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Check zero address size. 

2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/13196
	* dwarf.c (display_debug_aranges): Check zero address size.
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H.J. Lu 2011-09-18 16:50:17 +00:00
parent aa06ae28f1
commit b3681d67e4
2 changed files with 12 additions and 0 deletions
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5
binutils/ChangeLog
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@ -1,3 +1,8 @@
2011-09-18 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/13196
* dwarf.c (display_debug_aranges): Check zero address size.
2011-09-15 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/13180

7
binutils/dwarf.c
View File

@ -4215,6 +4215,13 @@ display_debug_aranges (struct dwarf_section *section,
address_size = arange.ar_pointer_size + arange.ar_segment_size;
if (address_size == 0)
{
error (_("Invalid address size in %s section!\n"),
section->name);
break;
}
/* The DWARF spec does not require that the address size be a power
of two, but we do. This will have to change if we ever encounter
an uneven architecture. */