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authorUlrich Drepper <drepper@redhat.com>2005-09-28 06:09:24 +0000
committerUlrich Drepper <drepper@redhat.com>2005-09-28 06:09:24 +0000
commit1873e3cd1a7f5173d20d9060f3be825f31a53a39 (patch)
treed741711c2683919648a9fab68ded25c3a2ba4fc2 /stdlib/bug-strtod2.c
parenteb793d1e84fe39243b246e24e0a835ccc6a4b1bb (diff)
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[BZ #1230]
2005-09-27  Ulrich Drepper  <drepper@redhat.com>
	[BZ #1230]
	* stdlib/strtod_l.c (STRNCASECMP): Always use C locale object.
	(TOLOWER_C): Define.  Use it when recognizing inf and nan.
	* stdlib/Makefile (tests): Add bug-strtod2.
	* stdlib/bug-strtod2.c: New file.
Diffstat (limited to 'stdlib/bug-strtod2.c')
-rw-r--r--stdlib/bug-strtod2.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/stdlib/bug-strtod2.c b/stdlib/bug-strtod2.c
new file mode 100644
index 0000000000..a1f037cdc8
--- /dev/null
+++ b/stdlib/bug-strtod2.c
@@ -0,0 +1,46 @@
+#include <locale.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static const char *tests[] =
+  {
+    "inf", "Inf", "iNf", "inF", "INf", "iNF", "INF", "InF",
+    "infinity", "Infinity", "InfInity", "INFINITY"
+  };
+#define ntests (sizeof (tests) / sizeof (tests[0]))
+
+static int
+do_test (void)
+{
+  /* The Turkish locale is notorious because tolower() maps 'I' to the
+     dotless lowercase 'i' and toupper() maps 'i' to an 'I' with a dot
+     above.  */
+  if (setlocale (LC_ALL, "tr_TR.UTF-8") == NULL)
+    {
+      puts ("cannot set locale");
+      return 0;
+    }
+
+  int res = 0;
+  for (int i = 0; i < ntests; ++i)
+    {
+      char *endp;
+      double d = strtod (tests[i], &endp);
+      if (*endp != '\0')
+	{
+	  printf ("did not consume all of '%s'\n", tests[i]);
+	  res = 1;
+	}
+      if (!isinf (d))
+	{
+	  printf ("'%s' does not pass isinf\n", tests[i]);
+	  res = 1;
+	}
+    }
+
+  return res;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"