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patch 8.0.1410: hang when using count() with an empty string

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Problem:    Hang when using count() with an empty string.
Solution:   Return zero for an empty string. (Dominique Pelle, closes #2465)
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Bram Moolenaar
2017-12-19 11:55:26 +01:00
parent 132f75255e
commit 338e47fdfd
4 changed files with 7 additions and 4 deletions
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6
runtime/doc/eval.txt
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@@ -1,4 +1,4 @@
*eval.txt* For Vim version 8.0. Last change: 2017 Dec 16
*eval.txt* For Vim version 8.0. Last change: 2017 Dec 19
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -3338,8 +3338,8 @@ count({comp}, {expr} [, {ic} [, {start}]]) *count()*
When {ic} is given and it's |TRUE| then case is ignored.
When {comp} is a string then the number of not overlapping
occurrences of {expr} is returned.
occurrences of {expr} is returned. Zero is returned when
{expr} is an empty string.
*cscope_connection()*
cscope_connection([{num} , {dbpath} [, {prepend}]])