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authorJoel Brobecker <brobecker@adacore.com>2015-02-02 07:28:12 +0400
committerJoel Brobecker <brobecker@adacore.com>2015-02-02 07:28:12 +0400
commitb1eedac962b9d935ecb40725a614f6fa6cb0783a (patch)
treedba4d76ac445402c0f2526f2a6a8a2c5b293edb2 /gdb
parent66c168ae56fa2d67f821ccae774fd25c695fd9ce (diff)
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[Ada] Do not re-cache symbol-lookup result found from cache lookup.
When ada-lang.c:ada_lookup_symbol_list_worker finds a match in the symbol cache, it caches the result again, which is unecessary. This patch fixes the code to avoid that. gdb/ChangeLog: PR gdb/17856: * ada-lang.c (ada_lookup_symbol_list_worker): Do not re-cache results found in the cache. Tested on x86_64-linux, no regression.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog6
-rw-r--r--gdb/ada-lang.c11
2 files changed, 11 insertions, 6 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e11ff78..eadf210 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,11 @@
2015-02-02 Joel Brobecker <brobecker@adacore.com>
+ PR gdb/17856:
+ * ada-lang.c (ada_lookup_symbol_list_worker): Do not re-cache
+ results found in the cache.
+
+2015-02-02 Joel Brobecker <brobecker@adacore.com>
+
PR gdb/17854:
* ada-lang.c (ada_get_symbol_cache): Set pspace_data->sym_cache
when allocating a new one.
diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c
index 921aed5..562627a 100644
--- a/gdb/ada-lang.c
+++ b/gdb/ada-lang.c
@@ -5412,14 +5412,12 @@ ada_lookup_symbol_list_worker (const char *name0, const struct block *block0,
const struct block *block;
const char *name;
const int wild_match_p = should_use_wild_match (name0);
- int cacheIfUnique;
+ int syms_from_global_search = 0;
int ndefns;
obstack_free (&symbol_list_obstack, NULL);
obstack_init (&symbol_list_obstack);
- cacheIfUnique = 0;
-
/* Search specified block and its superiors. */
name = name0;
@@ -5463,7 +5461,6 @@ ada_lookup_symbol_list_worker (const char *name0, const struct block *block0,
already performed this search before. If we have, then return
the same result. */
- cacheIfUnique = 1;
if (lookup_cached_symbol (name0, namespace, &sym, &block))
{
if (sym != NULL)
@@ -5471,6 +5468,8 @@ ada_lookup_symbol_list_worker (const char *name0, const struct block *block0,
goto done;
}
+ syms_from_global_search = 1;
+
/* Search symbols from all global blocks. */
add_nonlocal_symbols (&symbol_list_obstack, name, namespace, 1,
@@ -5489,10 +5488,10 @@ done:
ndefns = remove_extra_symbols (*results, ndefns);
- if (ndefns == 0 && full_search)
+ if (ndefns == 0 && full_search && syms_from_global_search)
cache_symbol (name0, namespace, NULL, NULL);
- if (ndefns == 1 && full_search && cacheIfUnique)
+ if (ndefns == 1 && full_search && syms_from_global_search)
cache_symbol (name0, namespace, (*results)[0].sym, (*results)[0].block);
ndefns = remove_irrelevant_renamings (*results, ndefns, block0);