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authorBram Moolenaar <Bram@vim.org>2022-04-04 18:32:32 +0100
committerBram Moolenaar <Bram@vim.org>2022-04-04 18:32:32 +0100
commit91ff3d4f52a55a7c37a52aaad524cd9dd12efae4 (patch)
treec07ec4757a25bbbd1357c7c85b8506eab9751006
parente8a4c0d91f89544e4f94b7bd612b5fb780944c33 (diff)
patch 8.2.4688: new regexp engine does not give an error for "\%v"v8.2.4688
Problem: New regexp engine does not give an error for "\%v". Solution: Check for a value argument. (issue #10079)
-rw-r--r--src/errors.h4
-rw-r--r--src/regexp_bt.c3
-rw-r--r--src/regexp_nfa.c8
-rw-r--r--src/testdir/test_regexp_latin.vim12
-rw-r--r--src/version.c2
5 files changed, 26 insertions, 3 deletions
diff --git a/src/errors.h b/src/errors.h
index 951acabb29..82c585e7e6 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -3082,7 +3082,7 @@ EXTERN char e_no_white_space_allowed_after_str_str[]
EXTERN char e_dot_can_only_be_used_on_dictionary_str[]
INIT(= N_("E1203: Dot can only be used on a dictionary: %s"));
#endif
-EXTERN char e_regexp_number_after_dot_pos_search[]
+EXTERN char e_regexp_number_after_dot_pos_search_chr[]
INIT(= N_("E1204: No Number allowed after .: '\\%%%c'"));
EXTERN char e_no_white_space_allowed_between_option_and[]
INIT(= N_("E1205: No white space allowed between option and"));
@@ -3256,3 +3256,5 @@ EXTERN char e_compiling_closure_without_context_str[]
EXTERN char e_using_type_not_in_script_context_str[]
INIT(= N_("E1272: Using type not in a script context: %s"));
#endif
+EXTERN char e_nfa_regexp_missing_value_in_chr[]
+ INIT(= N_("E1273: (NFA regexp) missing value in '\\%%%c'"));
diff --git a/src/regexp_bt.c b/src/regexp_bt.c
index 793faaf6bc..0b3487fa0a 100644
--- a/src/regexp_bt.c
+++ b/src/regexp_bt.c
@@ -1649,7 +1649,8 @@ regatom(int *flagp)
{
if (cur && n)
{
- semsg(_(e_regexp_number_after_dot_pos_search), no_Magic(c));
+ semsg(_(e_regexp_number_after_dot_pos_search_chr),
+ no_Magic(c));
rc_did_emsg = TRUE;
return NULL;
}
diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c
index 503895eede..d658a6bd78 100644
--- a/src/regexp_nfa.c
+++ b/src/regexp_nfa.c
@@ -1654,7 +1654,7 @@ nfa_regatom(void)
if (cur)
{
- semsg(_(e_regexp_number_after_dot_pos_search),
+ semsg(_(e_regexp_number_after_dot_pos_search_chr),
no_Magic(c));
return FAIL;
}
@@ -1673,6 +1673,12 @@ nfa_regatom(void)
{
long_u limit = INT_MAX;
+ if (!cur && n == 0)
+ {
+ semsg(_(e_nfa_regexp_missing_value_in_chr),
+ no_Magic(c));
+ return FAIL;
+ }
if (c == 'l')
{
if (cur)
diff --git a/src/testdir/test_regexp_latin.vim b/src/testdir/test_regexp_latin.vim
index fc9c81bfee..dfb367b5f1 100644
--- a/src/testdir/test_regexp_latin.vim
+++ b/src/testdir/test_regexp_latin.vim
@@ -91,6 +91,18 @@ func Test_multi_failure()
set re=0
endfunc
+func Test_column_failure()
+ set re=1
+ call assert_fails('/\%v', 'E71:')
+ call assert_fails('/\%c', 'E71:')
+ call assert_fails('/\%l', 'E71:')
+ set re=2
+ call assert_fails('/\%v', 'E1273:')
+ call assert_fails('/\%c', 'E1273:')
+ call assert_fails('/\%l', 'E1273:')
+ set re=0
+endfunc
+
func Test_recursive_addstate()
" This will call addstate() recursively until it runs into the limit.
let lnum = search('\v((){328}){389}')
diff --git a/src/version.c b/src/version.c
index 23dede051a..9b1d56a04e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 4688,
+/**/
4687,
/**/
4686,