From aa9834f86a1f2e96e5fcb058108d710d9f443ff3 Mon Sep 17 00:00:00 2001 From: Anthony Ramine Date: Sat, 3 Nov 2012 17:53:23 +0100 Subject: Silence some wrong warnings triggered by inline_list_funcs Code like `lists:map(fun(X) -> X end, ?C10k), ok` triggers the following warning: no_file:none: Warning: a term is constructed, but never used --- lib/compiler/src/sys_core_fold.erl | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) (limited to 'lib/compiler/src/sys_core_fold.erl') diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index 18fba7962b..17397bef2e 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -756,6 +756,7 @@ call_1(#c_call{anno=Anno}, lists, map, [Arg1,Arg2], Sub) -> op=F, args=[X]}, body=#c_cons{hd=H, + anno=[compiler_generated], tl=#c_apply{anno=Anno, op=Loop, args=[Xs]}}}}, @@ -780,7 +781,7 @@ call_1(#c_call{anno=Anno}, lists, flatmap, [Arg1,Arg2], Sub) -> C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_let{vars=[H], arg=#c_apply{anno=Anno, op=F, args=[X]}, - body=#c_call{anno=Anno, + body=#c_call{anno=[compiler_generated|Anno], module=#c_literal{val=erlang}, name=#c_literal{val='++'}, args=[H, @@ -807,7 +808,7 @@ call_1(#c_call{anno=Anno}, lists, filter, [Arg1,Arg2], Sub) -> B = #c_var{name='B'}, Err1 = #c_tuple{es=[#c_literal{val='case_clause'}, X]}, CC1 = #c_clause{pats=[#c_literal{val=true}], guard=#c_literal{val=true}, - body=#c_cons{hd=X, tl=Xs}}, + body=#c_cons{anno=[compiler_generated], hd=X, tl=Xs}}, CC2 = #c_clause{pats=[#c_literal{val=false}], guard=#c_literal{val=true}, body=Xs}, CC3 = #c_clause{pats=[X], guard=#c_literal{val=true}, @@ -901,7 +902,10 @@ call_1(#c_call{anno=Anno}, lists, mapfoldl, [Arg1,Arg2,Arg3], Sub) -> op=Loop, args=[Xs, Avar]}, #c_tuple{es=[Xs, Avar]}, - #c_tuple{es=[#c_cons{hd=X, tl=Xs}, Avar]}) + #c_tuple{anno=[compiler_generated], + es=[#c_cons{anno=[compiler_generated], + hd=X, tl=Xs}, + Avar]}) %%% Multiple-value version %%% #c_let{vars=[Xs,A], %%% %% The tuple here will be optimised @@ -912,7 +916,8 @@ call_1(#c_call{anno=Anno}, lists, mapfoldl, [Arg1,Arg2,Arg3], Sub) -> )}, C2 = #c_clause{pats=[#c_literal{val=[]}], guard=#c_literal{val=true}, %%% Tuple passing version - body=#c_tuple{es=[#c_literal{val=[]}, Avar]}}, + body=#c_tuple{anno=[compiler_generated], + es=[#c_literal{val=[]}, Avar]}}, %%% Multiple-value version %%% body=#c_values{es=[#c_literal{val=[]}, A]}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, Xs]}, @@ -955,7 +960,9 @@ call_1(#c_call{anno=Anno}, lists, mapfoldr, [Arg1,Arg2,Arg3], Sub) -> #c_tuple{es=[Xs, Avar]}, Match(#c_apply{anno=Anno, op=F, args=[X, Avar]}, #c_tuple{es=[X, Avar]}, - #c_tuple{es=[#c_cons{hd=X, tl=Xs}, Avar]})) + #c_tuple{anno=[compiler_generated], + es=[#c_cons{anno=[compiler_generated], + hd=X, tl=Xs}, Avar]})) %%% Multiple-value version %%% body=#c_let{vars=[Xs,A], %%% %% The tuple will be optimised away @@ -967,7 +974,8 @@ call_1(#c_call{anno=Anno}, lists, mapfoldr, [Arg1,Arg2,Arg3], Sub) -> }, C2 = #c_clause{pats=[#c_literal{val=[]}], guard=#c_literal{val=true}, %%% Tuple passing version - body=#c_tuple{es=[#c_literal{val=[]}, Avar]}}, + body=#c_tuple{anno=[compiler_generated], + es=[#c_literal{val=[]}, Avar]}}, %%% Multiple-value version %%% body=#c_values{es=[#c_literal{val=[]}, A]}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, Xs]}, -- cgit v1.2.3