* elf/dl-tls.c (__tls_get_addr): After calling _dl_update_slotinfocvs/fedora-glibc-20081031T2102

	refetch dtv, as it might have changed.
	* elf/Makefile: Add rules to build and run tst-tls18.
	* elf/tst-tls18.c: New test.
	* elf/tst-tlsmod18a.c: New file.

1 files changed, 37 insertions, 0 deletions

diff --git a/elf/tst-tls18.c b/elf/tst-tls18.c
new file mode 100644
index 0000000..96b8e6b
--- /dev/null
+++ b/elf/tst-tls18.c
@@ -0,0 +1,37 @@
+#include <dlfcn.h>
+#include <stdio.h>
+
+static int
+do_test (void)
+{
+  char modname[sizeof "tst-tlsmod18aXX.so"];
+  void *h[20];
+  for (int i = 0; i < 20; i++)
+    {
+      snprintf (modname, sizeof modname, "tst-tlsmod18a%d.so", i);
+      h[i] = dlopen (modname, RTLD_LAZY);
+      if (h[i] == NULL)
+	{
+	  printf ("unexpectedly failed to open %s", modname);
+	  exit (1);
+	}
+    }
+
+  for (int i = 0; i < 20; i++)
+    {
+      int (*fp) (void) = (int (*) (void)) dlsym (h[i], "test");
+      if (fp == NULL)
+	{
+	  printf ("cannot find test in tst-tlsmod18a%d.so", i);
+	  exit (1);
+	}
+
+      if (fp ())
+	exit (1);
+    }
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"