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authorTom Tromey <tom@tromey.com>2022-04-19 23:44:50 -0600
committerTom Tromey <tom@tromey.com>2022-04-20 06:21:06 -0600
commit72b580b8f48927cf7bc4cf8bb951aaeff637d0ee (patch)
tree3d906c0e97c498c7f8abb43c7f43794a440639c4
parent6e0d24c448d09a27f56799102f06223ceaf6ff4d (diff)
Micro-optimize cooked_index_entry::full_name
I noticed that cooked_index_entry::full_name can return the canonical string when there is no parent entry. Regression tested on x86-64 Fedora 34.
-rw-r--r--gdb/dwarf2/cooked-index.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/gdb/dwarf2/cooked-index.c b/gdb/dwarf2/cooked-index.c
index b66ef5a1c6..d8a1ab8d30 100644
--- a/gdb/dwarf2/cooked-index.c
+++ b/gdb/dwarf2/cooked-index.c
@@ -50,7 +50,7 @@ eq_entry (const void *a, const void *b)
const char *
cooked_index_entry::full_name (struct obstack *storage) const
{
- if ((flags & IS_LINKAGE) != 0)
+ if ((flags & IS_LINKAGE) != 0 || parent_entry == nullptr)
return canonical;
const char *sep = nullptr;
@@ -66,13 +66,12 @@ cooked_index_entry::full_name (struct obstack *storage) const
case language_ada:
sep = ".";
break;
- }
- if (sep == nullptr)
- return canonical;
+ default:
+ return canonical;
+ }
- if (parent_entry != nullptr)
- parent_entry->write_scope (storage, sep);
+ parent_entry->write_scope (storage, sep);
obstack_grow0 (storage, canonical, strlen (canonical));
return (const char *) obstack_finish (storage);
}