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authorTom Tromey <tromey@adacore.com>2021-10-04 08:44:22 -0600
committerTom Tromey <tromey@adacore.com>2021-10-04 13:45:38 -0600
commit3456e70c9d69da8d62a0ea1f8c2e643648afc654 (patch)
tree7959a8dc460685d2e8e3197478eddb4430d48708 /gdb/language.c
parente133de4984cef9acb32fd756c607aa2fa1d090fb (diff)
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Use unique_xmalloc_ptr<char> when demangling
I noticed that some methods in language_defn could use unique_xmalloc_ptr<char> rather than a plain 'char *'. This patch implements this change, fixing up the fallout and changing gdb_demangle to also return this type. In one spot, std::string is used to simplify some related code, and in another, an auto_obstack is used to avoid manual management. Regression tested on x86-64 Fedora 34.
Diffstat (limited to 'gdb/language.c')
-rw-r--r--gdb/language.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/gdb/language.c b/gdb/language.c
index cb28e63..81bc2a5 100644
--- a/gdb/language.c
+++ b/gdb/language.c
@@ -551,7 +551,7 @@ skip_language_trampoline (struct frame_info *frame, CORE_ADDR pc)
more flexible demangler for the languages that need it.
FIXME: Sometimes the demangler is invoked when we don't know the
language, so we can't use this everywhere. */
-char *
+gdb::unique_xmalloc_ptr<char>
language_demangle (const struct language_defn *current_language,
const char *mangled, int options)
{
@@ -771,7 +771,8 @@ public:
/* See language.h. */
- char *demangle_symbol (const char *mangled, int options) const override
+ gdb::unique_xmalloc_ptr<char> demangle_symbol (const char *mangled,
+ int options) const override
{
/* The auto language just uses the C++ demangler. */
return gdb_demangle (mangled, options);