1 files changed, 84 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr52306.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr52306.c
new file mode 100644
index 000000000..e82cb2a30
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr52306.c
@@ -0,0 +1,84 @@
+/* PR middle-end/52306 */
+
+struct xmlNs {
+    const unsigned char *prefix;
+};
+
+struct xmlNode {
+    const unsigned char *name;
+    struct xmlNs *ns;
+    struct xmlNs *nsDef;
+};
+
+struct xsltTemplate {
+    const unsigned char *name;
+    int inheritedNsNr;
+    void *inheritedNs;
+};
+
+struct xsltTemplate *xsltNewTemplate(void);
+void xsltGetQNameURI(unsigned char**);
+long xmlMalloc(unsigned long);
+void xsltGenericDebug(void);
+int xmlStrEqual(const unsigned char*, const unsigned char*);
+
+static void xsltGetInheritedNsList(
+    struct xsltTemplate *template,
+    struct xmlNode *node)
+{
+    struct xmlNs *cur;
+    struct xmlNs **ret;
+    int nbns = 0;
+    int maxns = 10;
+    int i;
+
+    if (template == 0
+	|| template->inheritedNsNr != 0
+	|| template->inheritedNs != 0)
+	return;
+
+    while (node != 0) {
+	cur = node->nsDef;
+	ret = (struct xmlNs**) xmlMalloc((maxns + 1) * sizeof(struct xmlNs*));
+	for (i = 0; i < nbns; i++)
+	    if (cur->prefix == ret[i]->prefix
+		|| xmlStrEqual(cur->prefix, 0))
+		break;
+
+	if (i >= nbns) {
+	    if (nbns >= maxns)
+		return;
+	    ret[nbns++] = cur;
+	}
+    }
+}
+
+static void
+xsltParseStylesheetTemplate(struct xmlNode *template)
+{
+    struct xsltTemplate *ret;
+    unsigned char *prop;
+
+    ret = xsltNewTemplate();
+    if (ret == 0)
+	return;
+    xsltGetInheritedNsList(ret, template);
+    xsltGenericDebug();
+    xsltGetQNameURI(&prop);
+    xmlStrEqual(0, ret->name);
+}
+
+void xsltParseStylesheetTop(struct xmlNode *cur)
+{
+    xmlStrEqual(0, 0);
+
+    while (cur != 0) {
+	if (xmlStrEqual(cur->name, 0))
+	    ;
+	else if (xmlStrEqual(cur->name, 0))
+	    ;
+	else if (xmlStrEqual(cur->name, 0))
+	    xsltParseStylesheetTemplate(cur);
+    }
+}
+