diff options
author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-08-17 16:53:25 +0000 |
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committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-08-17 16:53:25 +0000 |
commit | ce5827c6fb5f211a937282dcbda3b857f8845a9b (patch) | |
tree | db53076e8e44f3a8d2ee83b9f9e45f7cc7251e91 /regcomp.c | |
parent | 3eabe19ea9cdee6064231d298683701e7ba0056e (diff) | |
download | bundler-ce5827c6fb5f211a937282dcbda3b857f8845a9b.tar.gz |
* regcomp.c: revert r26701; it introduces Bug #3681.
[ruby-core:31677]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29023 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'regcomp.c')
-rw-r--r-- | regcomp.c | 20 |
1 files changed, 2 insertions, 18 deletions
@@ -3671,7 +3671,6 @@ setup_comb_exp_check(Node* node, int state, ScanEnv* env) #define IN_NOT (1<<1) #define IN_REPEAT (1<<2) #define IN_VAR_REPEAT (1<<3) -#define IN_LAST (1<<4) /* setup_tree does the following work. 1. check empty loop. (set qn->target_empty_info) @@ -3693,8 +3692,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env) { Node* prev = NULL_NODE; do { - int s = IS_NOT_NULL(NCDR(node)) ? (state & ~IN_LAST) : state; - r = setup_tree(NCAR(node), reg, s, env); + r = setup_tree(NCAR(node), reg, state, env); if (IS_NOT_NULL(prev) && r == 0) { r = next_setup(prev, NCAR(node), reg); } @@ -3825,20 +3823,6 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env) } } #endif - - if ((state & IN_LAST) != 0 && qn->greedy && IS_REPEAT_INFINITE(qn->upper)) { - /* automatic posseivation a* (at last) ==> (?>a*) */ - if (qn->lower <= 1) { - int ttype = NTYPE(qn->target); - if (IS_NODE_TYPE_SIMPLE(ttype)) { - Node* en = onig_node_new_enclose(ENCLOSE_STOP_BACKTRACK); - CHECK_NULL_RETURN_MEMERR(en); - SET_ENCLOSE_STATUS(en, NST_STOP_BT_SIMPLE_REPEAT); - swap_node(node, en); - NENCLOSE(node)->target = en; - } - } - } } break; @@ -5393,7 +5377,7 @@ onig_compile(regex_t* reg, const UChar* pattern, const UChar* pattern_end, reg->num_call = 0; #endif - r = setup_tree(root, reg, IN_LAST, &scan_env); + r = setup_tree(root, reg, 0, &scan_env); if (r != 0) goto err_unset; #ifdef ONIG_DEBUG_PARSE_TREE |