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-rw-r--r--libc/posix/bug-regex15.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/libc/posix/bug-regex15.c b/libc/posix/bug-regex15.c
new file mode 100644
index 000000000..8f6d3cc00
--- /dev/null
+++ b/libc/posix/bug-regex15.c
@@ -0,0 +1,32 @@
+/* Test for memory/CPU leak in regcomp. */
+
+#include <error.h>
+#include <sys/types.h>
+#include <regex.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define TEST_DATA_LIMIT (32 << 20)
+
+static int do_test (void);
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
+
+static int
+do_test (void)
+{
+ regex_t re;
+ int reerr;
+
+ reerr = regcomp (&re, "^6?3?[25]?5?[14]*[25]*[69]*+[58]*87?4?$",
+ REG_EXTENDED | REG_NOSUB);
+ if (reerr != 0)
+ {
+ char buf[100];
+ regerror (reerr, &re, buf, sizeof buf);
+ printf ("regerror %s\n", buf);
+ return 1;
+ }
+
+ return 0;
+}