Fix potential GC issue with hash(::QQFieldElem) (#1943)

Nemocas · Nov 11, 2024 · d29b031 · d29b031
1 parent 9b83a72
commit d29b031
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/flint/fmpq.jl b/src/flint/fmpq.jl
@@ -47,7 +47,7 @@ is_domain_type(::Type{QQFieldElem}) = true
 ###############################################################################
 
 function Base.hash(a::QQFieldElem, h::UInt)
-  return _hash_integer(a.num, _hash_integer(a.den, h))
+  return GC.@preserve a _hash_integer(a.num, _hash_integer(a.den, h))
 end
 
 ###############################################################################