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-rw-r--r--lib/compiler/src/core_pp.erl4
-rw-r--r--lib/compiler/src/core_scan.erl4
-rw-r--r--lib/compiler/src/v3_kernel_pp.erl4
3 files changed, 6 insertions, 6 deletions
diff --git a/lib/compiler/src/core_pp.erl b/lib/compiler/src/core_pp.erl
index cff6c7098b..2516a9a1e1 100644
--- a/lib/compiler/src/core_pp.erl
+++ b/lib/compiler/src/core_pp.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1999-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1999-2017. 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.
@@ -464,7 +464,7 @@ indent(#ctxt{indent=N}) ->
N =< 0 ->
"";
true ->
- string:chars($\t, N div ?TAB_WIDTH, spaces(N rem ?TAB_WIDTH))
+ lists:duplicate(N div ?TAB_WIDTH, $\t) ++ spaces(N rem ?TAB_WIDTH)
end.
nl_indent(Ctxt) -> [$\n|indent(Ctxt)].
diff --git a/lib/compiler/src/core_scan.erl b/lib/compiler/src/core_scan.erl
index 9f0676538f..a50a2ffa8d 100644
--- a/lib/compiler/src/core_scan.erl
+++ b/lib/compiler/src/core_scan.erl
@@ -200,8 +200,8 @@ pre_string(eof, Q, _, Sp, SoFar, Pos) ->
pre_string_error(Q, Sp, SoFar, Pos).
pre_string_error(Q, Sp, SoFar, Pos) ->
- S = reverse(string:substr(SoFar, 1, string:chr(SoFar, Q)-1)),
- pre_error({string,Q,string:substr(S, 1, 16)}, Sp, Pos).
+ [S,_] = string:split(SoFar, [Q]),
+ pre_error({string,Q,string:slice(string:reverse(S), 0, 16)}, Sp, Pos).
pre_char([C|Cs], SoFar) -> pre_char(C, Cs, SoFar);
pre_char([], _) -> more;
diff --git a/lib/compiler/src/v3_kernel_pp.erl b/lib/compiler/src/v3_kernel_pp.erl
index 53097d0d7d..ac91039ae0 100644
--- a/lib/compiler/src/v3_kernel_pp.erl
+++ b/lib/compiler/src/v3_kernel_pp.erl
@@ -491,7 +491,7 @@ indent(Ctxt) -> indent(Ctxt#ctxt.indent, Ctxt).
indent(N, _Ctxt) when N =< 0 -> "";
indent(N, Ctxt) ->
T = Ctxt#ctxt.tab_width,
- string:chars($\t, N div T, string:chars($\s, N rem T)).
+ lists:duplicate(N div T, $\t) ++ lists:duplicate(N rem T, $\s).
nl_indent(Ctxt) -> [$\n|indent(Ctxt)].
@@ -508,7 +508,7 @@ unindent([$\t|T], N, Ctxt, C) ->
if N >= Tab ->
unindent(T, N - Tab, Ctxt, C);
true ->
- unindent([string:chars($\s, Tab - N)|T], 0, Ctxt, C)
+ unindent([lists:duplicate(Tab - N, $\s)|T], 0, Ctxt, C)
end;
unindent([L|T], N, Ctxt, C) when is_list(L) ->
unindent(L, N, Ctxt, [T|C]);