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vim-patch:8.1.0098: segfault when pattern with \z() is very slow (#9283)

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Problem:    Segfault when pattern with \z() is very slow.
Solution:   Check for NULL regprog.  Add "nfa_fail" to test_override() to be
            able to test this.  Fix that 'searchhl' resets called_emsg.
bcf9442307

closes #8788
This commit is contained in:
Justin M. Keyes
2018-11-29 01:51:26 +01:00
committed by GitHub
parent 98eaf60a98
commit 5a752c97d5
6 changed files with 63 additions and 32 deletions
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21
src/nvim/regexp.h
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@@ -5,19 +5,20 @@
#include "nvim/buffer_defs.h"
#include "nvim/regexp_defs.h"
/* Second argument for vim_regcomp(). */
#define RE_MAGIC 1 /* 'magic' option */
#define RE_STRING 2 /* match in string instead of buffer text */
#define RE_STRICT 4 /* don't allow [abc] without ] */
#define RE_AUTO 8 /* automatic engine selection */
// Second argument for vim_regcomp().
#define RE_MAGIC 1 ///< 'magic' option
#define RE_STRING 2 ///< match in string instead of buffer text
#define RE_STRICT 4 ///< don't allow [abc] without ]
#define RE_AUTO 8 ///< automatic engine selection
/* values for reg_do_extmatch */
#define REX_SET 1 /* to allow \z\(...\), */
#define REX_USE 2 /* to allow \z\1 et al. */
// values for reg_do_extmatch
#define REX_SET 1 ///< to allow \z\(...\),
#define REX_USE 2 ///< to allow \z\1 et al.
#define REX_ALL (REX_SET | REX_USE)
/* regexp.c */
// regexp.c
#ifdef INCLUDE_GENERATED_DECLARATIONS
# include "regexp.h.generated.h"
#endif
#endif /* NVIM_REGEXP_H */
#endif // NVIM_REGEXP_H