Merge branch 'egil/maps/OTP-11616'

* egil/maps/OTP-11616: (112 commits)
  compiler: Add core compile test for maps
  compiler: Fix core parse for Maps
  compiler: Fixup #map_pair{} spec
  erts: Strengthen map_SUITE tests
  erts: Update maps_fold test to respect maps:fold/3
  stdlib: Make maps:fold/3 order-independent
  erts: Fixup enif_make_map_put on windows
  erts: Update preloaded erts_internal.beam
  hipe: Fixup update cerl pretty printer
  erts: Add map construction to driver API
  dialyzer: Add maps tests
  dialyzer: Remove dead code
  dialyzer: Reflect map_pair core changes in dialyzer
  hipe: Update cerl pretty printer
  compiler: Update inliner tests
  compiler: Squash #c_map_pair_*{} to #c_map_pair{}
  compiler: Squash #k_map_pair_*{} to #k_map_pair{}
  preloaded: Fixup export cmp_term in erts_internal
  erts: Change 'size' argument of enif_get_map_size from int* to size_t*
  erts: Fix compile error for halfword emulator
  ...

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/compiler/src/v3_kernel_pp.erl b/lib/compiler/src/v3_kernel_pp.erl
index e363a5387a..edbd3f74f8 100644
--- a/lib/compiler/src/v3_kernel_pp.erl
+++ b/lib/compiler/src/v3_kernel_pp.erl
@@ -104,6 +104,21 @@ format_1(#k_tuple{es=Es}, Ctxt) ->
      format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
      $}
     ];
+format_1(#k_map{var=#k_var{}=Var,es=Es}, Ctxt) ->
+    [$~,${,
+     format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
+     " | ",format_1(Var, Ctxt),
+     $},$~
+    ];
+format_1(#k_map{es=Es}, Ctxt) ->
+    [$~,${,
+     format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
+     $},$~
+    ];
+format_1(#k_map_pair{op=assoc,key=K,val=V}, Ctxt) ->
+    ["~<",format(K, Ctxt),",",format(V, Ctxt),">"];
+format_1(#k_map_pair{op=exact,key=K,val=V}, Ctxt) ->
+    ["::<",format(K, Ctxt),",",format(V, Ctxt),">"];
 format_1(#k_binary{segs=S}, Ctxt) ->
     ["#<",format(S, ctxt_bump_indent(Ctxt, 2)),">#"];
 format_1(#k_bin_seg{next=Next}=S, Ctxt) ->