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-rw-r--r--tools/perf/util/symbol-elf.c27
1 files changed, 26 insertions, 1 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index a9c829be5216..d2a888e2e058 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -928,8 +928,33 @@ int dso__load_sym(struct dso *dso, struct map *map,
* to it...
*/
if (symbol_conf.demangle) {
- demangled = bfd_demangle(NULL, elf_name,
+ /*
+ * The demangler doesn't deal with cloned functions.
+ * XXXX.clone.NUM or similar
+ * Strip the dot part and readd it later.
+ */
+ char *p = (char *)elf_name, *dot;
+ dot = strchr(elf_name, '.');
+ if (dot) {
+ p = strdup(elf_name);
+ if (!p)
+ goto new_symbol;
+ dot = strchr(p, '.');
+ *dot = 0;
+ }
+
+ demangled = bfd_demangle(NULL, p,
DMGL_PARAMS | DMGL_ANSI);
+ if (dot)
+ *dot = '.';
+ if (demangled && dot) {
+ demangled = realloc(demangled, strlen(demangled) + strlen(dot) + 1);
+ if (!demangled)
+ goto new_symbol;
+ strcpy(demangled + (dot - p), dot);
+ }
+ if (p != elf_name)
+ free(p);
if (demangled != NULL)
elf_name = demangled;
}