Patch 8.1.0968
Problem: Crash when using search pattern \%Ufffffc23.
Solution: Limit character to INT_MAX. (closes #4009)
Files: src/regexp_nfa.c, src/testdir/test_search.vim
*** ../vim-8.1.0967/src/regexp_nfa.c 2019-02-20 22:04:28.819721333 +0100
--- src/regexp_nfa.c 2019-02-21 22:26:06.112676413 +0100
***************
*** 1475,1481 ****
default: nr = -1; break;
}
! if (nr < 0)
EMSG2_RET_FAIL(
_("E678: Invalid character after %s%%[dxouU]"),
reg_magic == MAGIC_ALL);
--- 1475,1481 ----
default: nr = -1; break;
}
! if (nr < 0 || nr > INT_MAX)
EMSG2_RET_FAIL(
_("E678: Invalid character after %s%%[dxouU]"),
reg_magic == MAGIC_ALL);
*** ../vim-8.1.0967/src/testdir/test_search.vim 2019-02-21 17:48:55.485002030
+0100
--- src/testdir/test_search.vim 2019-02-21 22:24:23.981817630 +0100
***************
*** 1211,1213 ****
--- 1211,1222 ----
call assert_equal(bufcontent[1], @/)
call Incsearch_cleanup()
endfunc
+
+ func Test_large_hex_chars()
+ " This used to cause a crash, the character becomes an NFA state.
+ try
+ /\%Ufffffc23
+ catch
+ call assert_match('E678:', v:exception)
+ endtry
+ endfunc
*** ../vim-8.1.0967/src/version.c 2019-02-21 21:50:42.603751312 +0100
--- src/version.c 2019-02-21 22:25:56.016785474 +0100
***************
*** 781,782 ****
--- 781,784 ----
{ /* Add new patch number below this line */
+ /**/
+ 968,
/**/
--
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