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authorRichard Carlsson <[email protected]>2015-12-03 14:33:53 +0100
committerSverker Eriksson <[email protected]>2016-02-08 16:11:56 +0100
commit14680fcc3fb9d0357fe33a94525d08896afed1c5 (patch)
tree40b1891cdbe478154d62262616494dbc27eabcf1 /erts/emulator/beam/erl_utils.h
parentacc4ac9f421e064bc0e573a9d5ecd26afe7cb8d6 (diff)
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erts: Use Sint instead of int for list lengths
This avoids potential integer arithmetic overflow for very large lists.
Diffstat (limited to 'erts/emulator/beam/erl_utils.h')
-rw-r--r--erts/emulator/beam/erl_utils.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h
index 4058d63eaf..b86786a9c0 100644
--- a/erts/emulator/beam/erl_utils.h
+++ b/erts/emulator/beam/erl_utils.h
@@ -115,7 +115,7 @@ void erts_silence_warn_unused_result(long unused);
int erts_fit_in_bits_int64(Sint64);
int erts_fit_in_bits_int32(Sint32);
int erts_fit_in_bits_uint(Uint);
-int erts_list_length(Eterm);
+Sint erts_list_length(Eterm);
int erts_is_builtin(Eterm, Eterm, int);
Uint32 make_broken_hash(Eterm);
Uint32 block_hash(byte *, unsigned, Uint32);