From 48e25dfef23a51d02629b2c9fa9963fd3ba7788c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Thu, 14 Jan 2016 13:10:00 +0100 Subject: compiler, hipe: Fix pretty printing of Core Maps Literal maps could cause dialyzer to crash when pretty printing the results. Reported-by: Chris McGrath --- lib/compiler/src/cerl.erl | 11 +++++++++-- lib/hipe/cerl/cerl_prettypr.erl | 10 +++------- 2 files changed, 12 insertions(+), 9 deletions(-) (limited to 'lib') diff --git a/lib/compiler/src/cerl.erl b/lib/compiler/src/cerl.erl index 010327b5e3..e7a2b8177a 100644 --- a/lib/compiler/src/cerl.erl +++ b/lib/compiler/src/cerl.erl @@ -1598,13 +1598,20 @@ is_c_map(#c_literal{val = V}) when is_map(V) -> is_c_map(_) -> false. --spec map_es(c_map()) -> [c_map_pair()]. +-spec map_es(c_map() | c_literal()) -> [c_map_pair()]. +map_es(#c_literal{anno=As,val=M}) when is_map(M) -> + [ann_c_map_pair(As, + #c_literal{anno=As,val='assoc'}, + #c_literal{anno=As,val=K}, + #c_literal{anno=As,val=V}) || {K,V} <- maps:to_list(M)]; map_es(#c_map{es = Es}) -> Es. --spec map_arg(c_map()) -> c_map() | c_literal(). +-spec map_arg(c_map() | c_literal()) -> c_map() | c_literal(). +map_arg(#c_literal{anno=As,val=M}) when is_map(M) -> + #c_literal{anno=As,val=#{}}; map_arg(#c_map{arg=M}) -> M. diff --git a/lib/hipe/cerl/cerl_prettypr.erl b/lib/hipe/cerl/cerl_prettypr.erl index 729143eba9..1a6e6999fe 100644 --- a/lib/hipe/cerl/cerl_prettypr.erl +++ b/lib/hipe/cerl/cerl_prettypr.erl @@ -64,8 +64,8 @@ seq_arg/1, seq_body/1, string_lit/1, try_arg/1, try_body/1, try_vars/1, try_evars/1, try_handler/1, tuple_es/1, type/1, values_es/1, var_name/1, - c_map/1, map_arg/1, map_es/1, is_c_map_empty/1, - c_map_pair/2, map_pair_key/1, map_pair_val/1, map_pair_op/1 + map_arg/1, map_es/1, is_c_map_empty/1, + map_pair_key/1, map_pair_val/1, map_pair_op/1 ]). -define(PAPER, 76). @@ -499,12 +499,8 @@ lay_literal(Node, Ctxt) -> lay_cons(Node, Ctxt); V when is_tuple(V) -> lay_tuple(Node, Ctxt); - M when is_map(M), map_size(M) =:= 0 -> - text("~{}~"); M when is_map(M) -> - lay_map(c_map([c_map_pair(abstract(K),abstract(V)) - || {K,V} <- maps:to_list(M)]), - Ctxt) + lay_map(Node, Ctxt) end. lay_var(Node, Ctxt) -> -- cgit v1.2.3