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authorSverker Eriksson <[email protected]>2015-03-27 17:05:08 +0100
committerSverker Eriksson <[email protected]>2015-03-27 17:05:08 +0100
commitcd80b9205944583ce5a2b7db3f5ec28e25a527a1 (patch)
treea59be55645ed8b7b1e8a050e03291203a56633e8 /erts/emulator/beam
parentbe89d435fbde795bcdc62b99529c5f77d42c6b62 (diff)
parentcbceea683c9f718bc6f0140c2402a7f74455ea14 (diff)
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Merge branch 'maint'
Conflicts: lib/stdlib/src/stdlib.appup.src
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/bif.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index cc20ec7440..022150da55 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -2930,7 +2930,7 @@ static int do_list_to_integer(Process *p, Eterm orig_list,
Uint ui = 0;
int skip = 0;
int neg = 0;
- int n = 0;
+ Sint n = 0;
int m;
int lg2;
Eterm res;
@@ -3010,7 +3010,9 @@ static int do_list_to_integer(Process *p, Eterm orig_list,
else i = (Sint)ui;
res = make_small(i);
} else {
- lg2 = (n+1)*230/69+1;
+ /* Convert from log10 to log2 by multiplying with 1/log10(2)=3.3219
+ which we round up to (3 + 1/3) */
+ lg2 = (n+1)*3 + (n+1)/3 + 1;
m = (lg2+D_EXP-1)/D_EXP; /* number of digits */
m = BIG_NEED_SIZE(m); /* number of words + thing */