1 files changed, 64 insertions, 0 deletions

diff --git a/posix/bug-regex1.c b/posix/bug-regex1.c
new file mode 100644
index 0000000000..262a22e971
--- /dev/null
+++ b/posix/bug-regex1.c
@@ -0,0 +1,64 @@
+/* Test case by Jim Meyering <jim@meyering.net>.  */
+#include <locale.h>
+#include <stdio.h>
+#include <string.h>
+#include <regex.h>
+
+int
+main (void)
+{
+  struct re_pattern_buffer regex;
+  struct re_registers regs;
+  const char *s;
+  int match;
+  int result = 0;
+
+  memset (&regex, '\0', sizeof (regex));
+
+  setlocale (LC_ALL, "de_DE.ISO-8859-1");
+  fwide (stdout, -1);
+
+  re_set_syntax (RE_SYNTAX_POSIX_EGREP | RE_DEBUG);
+
+  puts ("in C locale");
+  setlocale (LC_ALL, "C");
+  s = re_compile_pattern ("[anù]*n", 7, &regex);
+  if (s != NULL)
+    {
+      puts ("re_compile_pattern return non-NULL value");
+      result = 1;
+    }
+  else
+    {
+      match = re_match (&regex, "an", 2, 0, &regs);
+      if (match != 2)
+	{
+	  printf ("re_match returned %d, expected 2\n", match);
+	  result = 1;
+	}
+      else
+	puts (" -> OK");
+    }
+
+  puts ("in de_DE.ISO-8859-1 locale");
+  setlocale (LC_ALL, "de_DE.ISO-8859-1");
+  s = re_compile_pattern ("[anù]*n", 7, &regex);
+  if (s != NULL)
+    {
+      puts ("re_compile_pattern return non-NULL value");
+      result = 1;
+    }
+  else
+    {
+      match = re_match (&regex, "an", 2, 0, &regs);
+      if (match != 2)
+	{
+	  printf ("re_match returned %d, expected 2\n", match);
+	  result = 1;
+	}
+      else
+	puts (" -> OK");
+    }
+
+  return result;
+}