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-rw-r--r--src/tools/valgrind.supp21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/tools/valgrind.supp b/src/tools/valgrind.supp
index 2ad5b81526d..fad20c8f708 100644
--- a/src/tools/valgrind.supp
+++ b/src/tools/valgrind.supp
@@ -194,3 +194,24 @@
Memcheck:Addr8
fun:pg_numa_touch_mem_if_required
}
+
+
+# Memory-leak suppressions
+# Note that a suppression rule will silence complaints about memory blocks
+# allocated in matching places, but it won't prevent "indirectly lost"
+# complaints about blocks that are only reachable via the suppressed blocks.
+
+# Suppress complaints about stuff leaked during function cache loading.
+# Both the PL/pgSQL and SQL-function parsing processes generate some cruft
+# within the function's cache context, which doesn't seem worth the trouble
+# to get rid of. Moreover, there are cases where CachedFunction structs
+# are intentionally leaked because we're unsure if any fn_extra pointers
+# remain.
+{
+ hide_function_cache_leaks
+ Memcheck:Leak
+ match-leak-kinds: definite,possible,indirect
+
+ ...
+ fun:cached_function_compile
+}