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| author | Nick Clifton <nickc@redhat.com> | 2011-06-07 13:33:20 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2011-06-07 13:33:20 +0000 |
| commit | f36485f09d638d253ee09de07950dd7b85a2d99e (patch) | |
| tree | 1819c401ed1037eca13729785d21c7c458f83cab | |
| parent | 316a8b214511686e1eccdaca157cf7aecedd47dd (diff) | |
| download | gdb-f36485f09d638d253ee09de07950dd7b85a2d99e.zip gdb-f36485f09d638d253ee09de07950dd7b85a2d99e.tar.gz gdb-f36485f09d638d253ee09de07950dd7b85a2d99e.tar.bz2 | |
* corefile.c (core_sym_class): Allow for multiple iterations of
clone clones and subprograms.
| -rw-r--r-- | gprof/ChangeLog | 5 | ||||
| -rw-r--r-- | gprof/corefile.c | 26 |
2 files changed, 22 insertions, 9 deletions
diff --git a/gprof/ChangeLog b/gprof/ChangeLog index 6b907ed..3e9a76e 100644 --- a/gprof/ChangeLog +++ b/gprof/ChangeLog @@ -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> * cg_print.c (print_header): Add no-c-format comment to prevent diff --git a/gprof/corefile.c b/gprof/corefile.c index 2d772f9..e25d19b 100644 --- a/gprof/corefile.c +++ b/gprof/corefile.c @@ -387,19 +387,27 @@ core_sym_class (asymbol *sym) if (*name == '$') return 0; - if (*name == '.') + while (*name == '.') { - /* Allow GCC cloned functions. */ - if (strlen (name) > 7 && strncmp (name, ".clone.", 7) == 0) - name += 6; + /* Allow both nested subprograms (which end with ".NNN", where N is + a digit) and GCC cloned functions (which contain ".clone"). + 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++) - if (! ISDIGIT (*name)) + if (digit_seen && *name == '.') + break; + else if (ISDIGIT (*name)) + digit_seen = 1; + else return 0; - - break; } } |