Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Reduce (some) compile noise of 'unused variable' and 'may be used uninitialized' warnings.

Conflicts:
	ext/dba/libinifile/inifile.c

4 files changed, 10 insertions, 11 deletions

diff --git a/ext/standard/array.c b/ext/standard/array.c
index 22873862f7..51972033ee 100644
--- a/ext/standard/array.c
+++ b/ext/standard/array.c
@@ -3030,8 +3030,8 @@ static void php_array_intersect(INTERNAL_FUNCTION_PARAMETERS, int behavior, int
 	char *param_spec;
 	zend_fcall_info fci1, fci2;
 	zend_fcall_info_cache fci1_cache = empty_fcall_info_cache, fci2_cache = empty_fcall_info_cache;
-	zend_fcall_info *fci_key, *fci_data;
-	zend_fcall_info_cache *fci_key_cache, *fci_data_cache;
+	zend_fcall_info *fci_key = NULL, *fci_data;
+	zend_fcall_info_cache *fci_key_cache = NULL, *fci_data_cache;
 	PHP_ARRAY_CMP_FUNC_VARS;
 
 	int (*intersect_key_compare_func)(const void *, const void * TSRMLS_DC);
@@ -3448,8 +3448,8 @@ static void php_array_diff(INTERNAL_FUNCTION_PARAMETERS, int behavior, int data_
 	char *param_spec;
 	zend_fcall_info fci1, fci2;
 	zend_fcall_info_cache fci1_cache = empty_fcall_info_cache, fci2_cache = empty_fcall_info_cache;
-	zend_fcall_info *fci_key, *fci_data;
-	zend_fcall_info_cache *fci_key_cache, *fci_data_cache;
+	zend_fcall_info *fci_key = NULL, *fci_data;
+	zend_fcall_info_cache *fci_key_cache = NULL, *fci_data_cache;
 	PHP_ARRAY_CMP_FUNC_VARS;
 
 	int (*diff_key_compare_func)(const void *, const void * TSRMLS_DC);
@@ -4053,7 +4053,6 @@ PHP_FUNCTION(array_sum)
 		 **entry,
 		 entry_n;
 	HashPosition pos;
-	double dval;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a", &input) == FAILURE) {
 		return;
diff --git a/ext/standard/html.c b/ext/standard/html.c
index 414fa65c91..b4d9ba109d 100644
--- a/ext/standard/html.c
+++ b/ext/standard/html.c
@@ -1221,8 +1221,8 @@ PHPAPI char *php_escape_html_entities_ex(unsigned char *old, size_t oldlen, size
 	const enc_to_uni *to_uni_table = NULL;
 	const entity_ht *inv_map = NULL; /* used for !double_encode */
 	/* only used if flags includes ENT_HTML_IGNORE_ERRORS or ENT_HTML_SUBSTITUTE_DISALLOWED_CHARS */
-	const unsigned char *replacement;
-	size_t replacement_len;
+	const unsigned char *replacement = NULL;
+	size_t replacement_len = 0;
 
 	if (all) { /* replace with all named entities */
 		if (CHARSET_PARTIAL_SUPPORT(charset)) {
@@ -1596,7 +1596,7 @@ PHP_FUNCTION(get_html_translation_table)
 		 flags = ENT_COMPAT;
 	int doctype;
 	entity_table_opt entity_table;
-	const enc_to_uni *to_uni_table;
+	const enc_to_uni *to_uni_table = NULL;
 	char *charset_hint = NULL;
 	int charset_hint_len;
 	enum entity_charset charset;
diff --git a/ext/standard/string.c b/ext/standard/string.c
index 6a67efbd7e..b9d7427eb9 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -3204,7 +3204,7 @@ static void php_similar_str(const char *txt1, int len1, const char *txt2, int le
 static int php_similar_char(const char *txt1, int len1, const char *txt2, int len2)
 {
 	int sum;
-	int pos1, pos2, max;
+	int pos1 = 0, pos2 = 0, max;
 
 	php_similar_str(txt1, len1, txt2, len2, &pos1, &pos2, &max);
 	if ((sum = max)) {
@@ -4564,7 +4564,7 @@ PHPAPI size_t php_strip_tags_ex(char *rbuf, int len, int *stateptr, char *allow,
 	char *tbuf, *buf, *p, *tp, *rp, c, lc;
 	int br, i=0, depth=0, in_q = 0;
 	int state = 0, pos;
-	char *allow_free;
+	char *allow_free = NULL;
 
 	if (stateptr)
 		state = *stateptr;
diff --git a/ext/standard/url_scanner_ex.re b/ext/standard/url_scanner_ex.re
index f0dee8ebc1..ecacb76f94 100644
--- a/ext/standard/url_scanner_ex.re
+++ b/ext/standard/url_scanner_ex.re
@@ -463,7 +463,7 @@ static void php_url_scanner_output_handler(char *output, uint output_len, char *
 
 PHPAPI int php_url_scanner_add_var(char *name, int name_len, char *value, int value_len, int urlencode TSRMLS_DC)
 {
-	char *encoded;
+	char *encoded = NULL;
 	int encoded_len;
 	smart_str val;