llvm-project/llvm/utils/valgrind/x86_64-pc-linux-gnu_gcc-4.3.3.supp

{
   libstdcxx_overlapped_memcpy_in_stable_sort_1
   Memcheck:Overlap
   fun:memcpy
   ...
   fun:_ZSt11stable_sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIPKN4llvm5ValueEjESt6vectorIS7_SaIS7_EEEEN12_GLOBAL__N_116CstSortPredicateEEvT_SF_T0_
}

{
   libstdcxx_overlapped_memcpy_in_stable_sort_2
   Memcheck:Overlap
   fun:memcpy
   ...
   fun:_ZSt11stable_sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIPKN4llvm5ValueEjESt6vectorIS7_SaIS7_EEEEN12_GLOBAL__N_116CstSortPredicateEEvT_SF_T0_
}

{
   libstdcxx_overlapped_memcpy_in_stable_sort_3
   Memcheck:Overlap
   fun:memcpy
   ...
   fun:_ZSt11stable_sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIPKN4llvm4TypeEjESt6vectorIS7_SaIS7_EEEEPFbRKS7_SE_EEvT_SH_T0_
}