diff options
Diffstat (limited to 'lib/compiler/src')
| -rw-r--r-- | lib/compiler/src/sys_core_fold.erl | 17 | ||||
| -rw-r--r-- | lib/compiler/src/v3_kernel.erl | 3 |
2 files changed, 17 insertions, 3 deletions
diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index b5b8d8a8ec..dbc27db377 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -374,10 +374,21 @@ expr(#c_receive{clauses=Cs0,timeout=T0,action=A0}=Recv, Ctxt, Sub) -> T1 = expr(T0, value, Sub), A1 = body(A0, Ctxt, Sub), Recv#c_receive{clauses=Cs1,timeout=T1,action=A1}; -expr(#c_apply{op=Op0,args=As0}=App, _, Sub) -> +expr(#c_apply{anno=Anno,op=Op0,args=As0}=App, _, Sub) -> Op1 = expr(Op0, value, Sub), As1 = expr_list(As0, value, Sub), - App#c_apply{op=Op1,args=As1}; + case Op1 of + #c_var{} -> + App#c_apply{op=Op1,args=As1}; + _ -> + add_warning(App, invalid_call), + Err = #c_call{anno=Anno, + module=#c_literal{val=erlang}, + name=#c_literal{val=error}, + args=[#c_tuple{es=[#c_literal{val='badfun'}, + Op1]}]}, + make_effect_seq(As1++[Err], Sub) + end; expr(#c_call{module=M0,name=N0}=Call0, Ctxt, Sub) -> M1 = expr(M0, value, Sub), N1 = expr(N0, value, Sub), @@ -3395,6 +3406,8 @@ format_error({no_effect,{erlang,F,A}}) -> format_error(result_ignored) -> "the result of the expression is ignored " "(suppress the warning by assigning the expression to the _ variable)"; +format_error(invalid_call) -> + "invalid function call"; format_error(useless_building) -> "a term is constructed, but never used"; format_error(bin_opt_alias) -> diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl index 4a6330fce4..402e3c4912 100644 --- a/lib/compiler/src/v3_kernel.erl +++ b/lib/compiler/src/v3_kernel.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2015. All Rights Reserved. +%% Copyright Ericsson AB 1999-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -147,6 +147,7 @@ include_attribute(callback) -> false; include_attribute(opaque) -> false; include_attribute(export_type) -> false; include_attribute(record) -> false; +include_attribute(optional_callbacks) -> false; include_attribute(_) -> true. function({#c_var{name={F,Arity}=FA},Body}, St0) -> |