aboutsummaryrefslogtreecommitdiff
path: root/stdlib
diff options
context:
space:
mode:
Diffstat (limited to 'stdlib')
-rw-r--r--stdlib/Makefile2
-rw-r--r--stdlib/strtod_l.c2
-rw-r--r--stdlib/tst-atof1.c19
-rw-r--r--stdlib/tst-strtod2.c25
-rw-r--r--stdlib/tst-strtod3.c55
5 files changed, 101 insertions, 2 deletions
diff --git a/stdlib/Makefile b/stdlib/Makefile
index 37400ec..64a237f 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -67,7 +67,7 @@ tests := tst-strtol tst-strtod testmb testrand testsort testdiv \
tst-xpg-basename tst-random tst-random2 tst-bsearch \
tst-limits tst-rand48 bug-strtod tst-setcontext \
test-a64l tst-qsort tst-system testmb2 bug-strtod2 \
- tst-atof1 tst-atof2 tst-strtod2
+ tst-atof1 tst-atof2 tst-strtod2 tst-strtod3
include ../Makeconfig
diff --git a/stdlib/strtod_l.c b/stdlib/strtod_l.c
index b926aeb..b4e4819 100644
--- a/stdlib/strtod_l.c
+++ b/stdlib/strtod_l.c
@@ -721,7 +721,7 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc)
c = *++cp;
}
- if (grouping && dig_no > 0)
+ if (grouping && cp > start_of_digits)
{
/* Check the grouping of the digits. */
#ifdef USE_WIDE_CHAR
diff --git a/stdlib/tst-atof1.c b/stdlib/tst-atof1.c
new file mode 100644
index 0000000..879d866
--- /dev/null
+++ b/stdlib/tst-atof1.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static int
+do_test (void)
+{
+ char buf[100];
+ snprintf (buf, sizeof (buf), "%g", atof ("0x10p-1"));
+ if (strcmp (buf, "8") != 0)
+ {
+ printf ("got \"%s\", expected \"8\"\n", buf);
+ return 1;
+ }
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/stdlib/tst-strtod2.c b/stdlib/tst-strtod2.c
new file mode 100644
index 0000000..925ea9c
--- /dev/null
+++ b/stdlib/tst-strtod2.c
@@ -0,0 +1,25 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+static int
+do_test (void)
+{
+ int status = 0;
+ const char s[] = "0x";
+ char *ep;
+ double r = strtod (s, &ep);
+ if (r != 0)
+ {
+ printf ("r = %g, expect 0\n", r);
+ status = 1;
+ }
+ if (ep != s + 1)
+ {
+ printf ("strtod parsed %ju characters, expected 1\n", ep - s);
+ status = 1;
+ }
+ return status;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/stdlib/tst-strtod3.c b/stdlib/tst-strtod3.c
new file mode 100644
index 0000000..23abec1
--- /dev/null
+++ b/stdlib/tst-strtod3.c
@@ -0,0 +1,55 @@
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static const struct
+{
+ const char *in;
+ const char *out;
+ double expected;
+} tests[] =
+ {
+ { "000,,,e1", ",,,e1", 0.0 },
+ { "000e1", "", 0.0 },
+ { "000,1e1", ",1e1", 0.0 }
+ };
+#define NTESTS (sizeof (tests) / sizeof (tests[0]))
+
+
+static int
+do_test (void)
+{
+ if (setlocale (LC_ALL, "en_US.ISO-8859-1") == NULL)
+ {
+ puts ("could not set locale");
+ return 1;
+ }
+
+ int status = 0;
+
+ for (int i = 0; i < NTESTS; ++i)
+ {
+ char *ep;
+ double r = __strtod_internal (tests[i].in, &ep, 1);
+
+ if (strcmp (ep, tests[i].out) != 0)
+ {
+ printf ("%d: got rest string \"%s\", expected \"%s\"\n",
+ i, ep, tests[i].out);
+ status = 1;
+ }
+
+ if (r != tests[i].expected)
+ {
+ printf ("%d: got wrong results %g, expected %g\n",
+ i, r, tests[i].expected);
+ status = 1;
+ }
+ }
+
+ return status;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"