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2007-01-09 Jan Kratochvil <jan.kratochvil@redhat.com>

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* minsyms.c (lookup_minimal_symbol_by_pc_section): Handle
	nested symbols.

	* gdb.arch/i386-size-overlap.c, gdb.arch/i386-size-overlap.exp: New.
This commit is contained in:
Daniel Jacobowitz
2007-01-09 22:14:35 +00:00
parent 85bb071872
commit f7a6bb7039
5 changed files with 154 additions and 0 deletions
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16
gdb/minsyms.c
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@@ -510,6 +510,22 @@ lookup_minimal_symbol_by_pc_section (CORE_ADDR pc, asection *section)
continue;
}
/* If we are past the end of the current symbol, try
the previous symbol if it has a larger overlapping
size. This happens on i686-pc-linux-gnu with glibc;
the nocancel variants of system calls are inside
the cancellable variants, but both have sizes. */
if (hi > 0
&& MSYMBOL_SIZE (&msymbol[hi]) != 0
&& pc >= (SYMBOL_VALUE_ADDRESS (&msymbol[hi])
+ MSYMBOL_SIZE (&msymbol[hi]))
&& pc < (SYMBOL_VALUE_ADDRESS (&msymbol[hi - 1])
+ MSYMBOL_SIZE (&msymbol[hi - 1])))
{
hi--;
continue;
}
/* Otherwise, this symbol must be as good as we're going
to get. */
break;