From f8049dfc071b7e946c6d54788a70fb77e30cc6b7 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Tue, 7 Jun 2011 13:33:20 +0000 Subject: * corefile.c (core_sym_class): Allow for multiple iterations of clone clones and subprograms. --- gprof/ChangeLog | 5 +++++ gprof/corefile.c | 26 +++++++++++++++++--------- 2 files changed, 22 insertions(+), 9 deletions(-) (limited to 'gprof') diff --git a/gprof/ChangeLog b/gprof/ChangeLog index 6b907edbe9..3e9a76ed43 100644 --- a/gprof/ChangeLog +++ b/gprof/ChangeLog @@ -1,3 +1,8 @@ +2011-06-07 David Warme + + * corefile.c (core_sym_class): Allow for multiple iterations of + clone clones and subprograms. + 2011-04-28 Jonathan Nieder * cg_print.c (print_header): Add no-c-format comment to prevent diff --git a/gprof/corefile.c b/gprof/corefile.c index 2d772f9803..e25d19bb06 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; } } -- cgit v1.2.1