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* corefile.c (core_sym_class): Allow for multiple iterations of

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clone clones and subprograms.
This commit is contained in:
Nick Clifton 2011-06-07 13:33:20 +00:00
parent 316a8b2145
commit f36485f09d
2 changed files with 22 additions and 9 deletions
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5
gprof/ChangeLog
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@ -1,3 +1,8 @@
2011-06-07 David Warme <dwarme@groupw.com>
* corefile.c (core_sym_class): Allow for multiple iterations of
clone clones and subprograms.
2011-04-28 Jonathan Nieder <jrnieder@gmail.com> 2011-04-28 Jonathan Nieder <jrnieder@gmail.com>
* cg_print.c (print_header): Add no-c-format comment to prevent * cg_print.c (print_header): Add no-c-format comment to prevent

26
gprof/corefile.c
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@ -387,19 +387,27 @@ core_sym_class (asymbol *sym)
if (*name == '$') if (*name == '$')
return 0; return 0;
if (*name == '.') while (*name == '.')
{ {
/* Allow GCC cloned functions. */ /* Allow both nested subprograms (which end with ".NNN", where N is
if (strlen (name) > 7 && strncmp (name, ".clone.", 7) == 0) a digit) and GCC cloned functions (which contain ".clone").
name += 6; Allow for multiple iterations of both - apparently GCC can clone
clones and subprograms. */
int digit_seen = 0;
#define CLONE_NAME ".clone."
#define CLONE_NAME_LEN strlen (CLONE_NAME)
if (strlen (name) > CLONE_NAME_LEN
&& strncmp (name, CLONE_NAME, CLONE_NAME_LEN) == 0)
name += CLONE_NAME_LEN - 1;
/* Do not discard nested subprograms (those
which end with .NNN, where N are digits). */
for (name++; *name; name++) for (name++; *name; name++)
if (! ISDIGIT (*name)) if (digit_seen && *name == '.')
return 0;
break; break;
else if (ISDIGIT (*name))
digit_seen = 1;
else
return 0;
} }
} }