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File 0347-sys_core_fold_lists-Propagate-annotations-in-expansi.patch of Package erlang
From adebeb157080af1f686a5ba844fb687cab093676 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org> Date: Fri, 1 Feb 2019 05:22:28 +0100 Subject: [PATCH 3/5] sys_core_fold_lists: Propagate annotations in expansion of lists functions There could be a warning with a `no_file` atom instead of filename and line number. --- lib/compiler/src/sys_core_fold_lists.erl | 101 +++++++++++++++++++------------ 1 file changed, 61 insertions(+), 40 deletions(-) diff --git a/lib/compiler/src/sys_core_fold_lists.erl b/lib/compiler/src/sys_core_fold_lists.erl index 9867fab46a..e93b435011 100644 --- a/lib/compiler/src/sys_core_fold_lists.erl +++ b/lib/compiler/src/sys_core_fold_lists.erl @@ -37,22 +37,27 @@ call(#c_call{anno=Anno}, lists, all, [Arg1,Arg2]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, Err1 = #c_tuple{es=[#c_literal{val='case_clause'}, X]}, - CC1 = #c_clause{pats=[#c_literal{val=true}], guard=#c_literal{val=true}, + CC1 = #c_clause{anno=Anno, + pats=[#c_literal{val=true}], guard=#c_literal{val=true}, body=#c_apply{anno=Anno, op=Loop, args=[Xs]}}, - CC2 = #c_clause{pats=[#c_literal{val=false}], guard=#c_literal{val=true}, + CC2 = #c_clause{anno=Anno, + pats=[#c_literal{val=false}], guard=#c_literal{val=true}, body=#c_literal{val=false}}, - CC3 = #c_clause{pats=[X], guard=#c_literal{val=true}, + CC3 = #c_clause{anno=Anno, + pats=[X], guard=#c_literal{val=true}, body=match_fail(Anno, Err1)}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_case{arg=#c_apply{anno=Anno, op=F, args=[X]}, clauses = [CC1, CC2, CC3]}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, + pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, body=#c_literal{val=true}}, Err2 = #c_tuple{es=[#c_literal{val='function_clause'}, F, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^all',1}}|Anno], Err2)}, Fun = #c_fun{vars=[Xs], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -66,16 +71,21 @@ call(#c_call{anno=Anno}, lists, any, [Arg1,Arg2]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, Err1 = #c_tuple{es=[#c_literal{val='case_clause'}, X]}, - CC1 = #c_clause{pats=[#c_literal{val=true}], guard=#c_literal{val=true}, + CC1 = #c_clause{anno=Anno, + pats=[#c_literal{val=true}], guard=#c_literal{val=true}, body=#c_literal{val=true}}, - CC2 = #c_clause{pats=[#c_literal{val=false}], guard=#c_literal{val=true}, + CC2 = #c_clause{anno=Anno, + pats=[#c_literal{val=false}], guard=#c_literal{val=true}, body=#c_apply{anno=Anno, op=Loop, args=[Xs]}}, - CC3 = #c_clause{pats=[X], guard=#c_literal{val=true}, + CC3 = #c_clause{anno=Anno, + pats=[X], guard=#c_literal{val=true}, body=match_fail(Anno, Err1)}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_case{arg=#c_apply{anno=Anno, op=F, args=[X]}, clauses = [CC1, CC2, CC3]}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, + pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, @@ -94,16 +104,17 @@ call(#c_call{anno=Anno}, lists, foreach, [Arg1,Arg2]) -> F = #c_var{name='F'}, Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_seq{arg=#c_apply{anno=Anno, op=F, args=[X]}, body=#c_apply{anno=Anno, op=Loop, args=[Xs]}}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, body=#c_literal{val=ok}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^foreach',1}}|Anno], Err)}, Fun = #c_fun{vars=[Xs], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -117,7 +128,8 @@ call(#c_call{anno=Anno}, lists, map, [Arg1,Arg2]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, H = #c_var{name='H'}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + 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]}, @@ -126,7 +138,7 @@ call(#c_call{anno=Anno}, lists, map, [Arg1,Arg2]) -> tl=#c_apply{anno=Anno, op=Loop, args=[Xs]}}}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, @@ -146,7 +158,8 @@ call(#c_call{anno=Anno}, lists, flatmap, [Arg1,Arg2]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, H = #c_var{name='H'}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + 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=[compiler_generated|Anno], @@ -156,13 +169,13 @@ call(#c_call{anno=Anno}, lists, flatmap, [Arg1,Arg2]) -> #c_apply{anno=Anno, op=Loop, args=[Xs]}]}}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, body=#c_literal{val=[]}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^flatmap',1}}|Anno], Err)}, Fun = #c_fun{vars=[Xs], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -177,11 +190,13 @@ call(#c_call{anno=Anno}, lists, filter, [Arg1,Arg2]) -> X = #c_var{name='X'}, 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}, + CC1 = #c_clause{anno=Anno, + pats=[#c_literal{val=true}], guard=#c_literal{val=true}, body=#c_cons{anno=[compiler_generated], hd=X, tl=Xs}}, - CC2 = #c_clause{pats=[#c_literal{val=false}], guard=#c_literal{val=true}, + CC2 = #c_clause{anno=Anno, + pats=[#c_literal{val=false}], guard=#c_literal{val=true}, body=Xs}, - CC3 = #c_clause{pats=[X], guard=#c_literal{val=true}, + CC3 = #c_clause{anno=Anno, pats=[X], guard=#c_literal{val=true}, body=match_fail(Anno, Err1)}, Case = #c_case{arg=B, clauses = [CC1, CC2, CC3]}, C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, @@ -192,13 +207,15 @@ call(#c_call{anno=Anno}, lists, filter, [Arg1,Arg2]) -> op=Loop, args=[Xs]}, body=Case}}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, + pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=1}]}, body=#c_literal{val=[]}}, Err2 = #c_tuple{es=[#c_literal{val='function_clause'}, F, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, + pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^filter',1}}|Anno], Err2)}, Fun = #c_fun{vars=[Xs], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -212,19 +229,20 @@ call(#c_call{anno=Anno}, lists, foldl, [Arg1,Arg2,Arg3]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, A = #c_var{name='A'}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_apply{anno=Anno, op=Loop, args=[Xs, #c_apply{anno=Anno, op=F, args=[X, A]}]}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=2}]}, body=A}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, A, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^foldl',2}}|Anno], Err)}, Fun = #c_fun{vars=[Xs, A], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -238,19 +256,20 @@ call(#c_call{anno=Anno}, lists, foldr, [Arg1,Arg2,Arg3]) -> Xs = #c_var{name='Xs'}, X = #c_var{name='X'}, A = #c_var{name='A'}, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=#c_apply{anno=Anno, op=F, args=[X, #c_apply{anno=Anno, op=Loop, args=[Xs, A]}]}}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=2}]}, body=A}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, A, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^foldr',2}}|Anno], Err)}, Fun = #c_fun{vars=[Xs, A], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -266,13 +285,14 @@ call(#c_call{anno=Anno}, lists, mapfoldl, [Arg1,Arg2,Arg3]) -> Avar = #c_var{name='A'}, Match = fun (A, P, E) -> - C1 = #c_clause{pats=[P], guard=#c_literal{val=true}, body=E}, + C1 = #c_clause{anno=Anno, pats=[P], guard=#c_literal{val=true}, body=E}, Err = #c_tuple{es=[#c_literal{val='badmatch'}, X]}, - C2 = #c_clause{pats=[X], guard=#c_literal{val=true}, + C2 = #c_clause{anno=Anno, pats=[X], guard=#c_literal{val=true}, body=match_fail(Anno, Err)}, #c_case{arg=A, clauses=[C1, C2]} end, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, + pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, body=Match(#c_apply{anno=Anno, op=F, args=[X, Avar]}, #c_tuple{es=[X, Avar]}, %%% Tuple passing version @@ -292,7 +312,7 @@ call(#c_call{anno=Anno}, lists, mapfoldl, [Arg1,Arg2,Arg3]) -> %%% body=#c_values{es=[#c_cons{hd=X, tl=Xs}, %%% A]}} )}, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=2}]}, @@ -302,7 +322,7 @@ call(#c_call{anno=Anno}, lists, mapfoldl, [Arg1,Arg2,Arg3]) -> %%% Multiple-value version %%% body=#c_values{es=[#c_literal{val=[]}, A]}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, Avar, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^mapfoldl',2}}|Anno], Err)}, Fun = #c_fun{vars=[Xs, Avar], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, @@ -326,13 +346,13 @@ call(#c_call{anno=Anno}, lists, mapfoldr, [Arg1,Arg2,Arg3]) -> Avar = #c_var{name='A'}, Match = fun (A, P, E) -> - C1 = #c_clause{pats=[P], guard=#c_literal{val=true}, body=E}, + C1 = #c_clause{anno=Anno, pats=[P], guard=#c_literal{val=true}, body=E}, Err = #c_tuple{es=[#c_literal{val='badmatch'}, X]}, - C2 = #c_clause{pats=[X], guard=#c_literal{val=true}, + C2 = #c_clause{anno=Anno, pats=[X], guard=#c_literal{val=true}, body=match_fail(Anno, Err)}, #c_case{arg=A, clauses=[C1, C2]} end, - C1 = #c_clause{pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, + C1 = #c_clause{anno=Anno, pats=[#c_cons{hd=X, tl=Xs}], guard=#c_literal{val=true}, %%% Tuple passing version body=Match(#c_apply{anno=Anno, op=Loop, @@ -352,7 +372,8 @@ call(#c_call{anno=Anno}, lists, mapfoldr, [Arg1,Arg2,Arg3]) -> %%% #c_values{es=[#c_cons{hd=X, tl=Xs}, %%% A]})} }, - C2 = #c_clause{pats=[#c_literal{val=[]}], + C2 = #c_clause{anno=Anno, + pats=[#c_literal{val=[]}], guard=#c_call{module=#c_literal{val=erlang}, name=#c_literal{val=is_function}, args=[F, #c_literal{val=2}]}, @@ -362,7 +383,7 @@ call(#c_call{anno=Anno}, lists, mapfoldr, [Arg1,Arg2,Arg3]) -> %%% Multiple-value version %%% body=#c_values{es=[#c_literal{val=[]}, A]}}, Err = #c_tuple{es=[#c_literal{val='function_clause'}, F, Avar, Xs]}, - C3 = #c_clause{pats=[Xs], guard=#c_literal{val=true}, + C3 = #c_clause{anno=Anno, pats=[Xs], guard=#c_literal{val=true}, body=match_fail([{function_name,{'lists^mapfoldr',2}}|Anno], Err)}, Fun = #c_fun{vars=[Xs, Avar], body=#c_case{arg=Xs, clauses=[C1, C2, C3]}}, -- 2.16.4
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