https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67649
Mikhail Maltsev <miyuki at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |miyuki at gcc dot gnu.org --- Comment #9 from Mikhail Maltsev <miyuki at gcc dot gnu.org> --- I think, this patch falls under obvious, but I'll need to configure valgrind build on my (sort of) CI server, and testing might take some time. diff --git a/gcc/memory-block.h b/gcc/memory-block.h index 1a495ea..8b1202b 100644 --- a/gcc/memory-block.h +++ b/gcc/memory-block.h @@ -57,6 +57,7 @@ memory_block_pool::allocate () void *result = instance.m_blocks; instance.m_blocks = instance.m_blocks->m_next; + VALGRIND_DISCARD (VALGRIND_MAKE_MEM_UNDEFINED (result, block_size)); return result; }