diff options
Diffstat (limited to 'src/regexp_nfa.c')
-rw-r--r-- | src/regexp_nfa.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c index 07e2fa1fef..0b9917fe6e 100644 --- a/src/regexp_nfa.c +++ b/src/regexp_nfa.c @@ -3464,6 +3464,7 @@ typedef struct int n; /* nr of states currently in "t" */ int len; /* max nr of states in "t" */ int id; /* ID of the list */ + int has_pim; /* TRUE when any state has a PIM */ } nfa_list_T; #ifdef ENABLE_LOG @@ -3966,7 +3967,7 @@ addstate(l, state, subs_arg, pim, off) /* This state is already in the list, don't add it again, * unless it is an MOPEN that is used for a backreference or * when there is a PIM. */ - if (!nfa_has_backref && pim == NULL) + if (!nfa_has_backref && pim == NULL && !l->has_pim) { skip_add: #ifdef ENABLE_LOG @@ -4012,7 +4013,10 @@ skip_add: if (pim == NULL) thread->pim.result = NFA_PIM_UNUSED; else + { copy_pim(&thread->pim, pim); + l->has_pim = TRUE; + } copy_sub(&thread->subs.norm, &subs->norm); #ifdef FEAT_SYN_HL if (nfa_has_zsubexpr) @@ -5060,8 +5064,10 @@ nfa_regmatch(prog, start, submatch, m) thislist = &list[0]; thislist->n = 0; + thislist->has_pim = FALSE; nextlist = &list[1]; nextlist->n = 0; + nextlist->has_pim = FALSE; #ifdef ENABLE_LOG fprintf(log_fd, "(---) STARTSTATE first\n"); #endif @@ -5120,6 +5126,7 @@ nfa_regmatch(prog, start, submatch, m) thislist = &list[flag]; nextlist = &list[flag ^= 1]; nextlist->n = 0; /* clear nextlist */ + nextlist->has_pim = FALSE; ++nfa_listid; thislist->id = nfa_listid; nextlist->id = nfa_listid + 1; |