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authorUlrich Drepper <drepper@redhat.com>2008-10-31 20:50:16 +0000
committerUlrich Drepper <drepper@redhat.com>2008-10-31 20:50:16 +0000
commit41e25904a520d49ba14d7e9a0a7ea84731572ebd (patch)
tree953dbd8a651ae74dde22e8b277592a2f9057b5d5 /elf/tst-tlsmod18a.c
parente148a6443cfeb032ac872d4134e4d41446932879 (diff)
downloadglibc-41e25904a520d49ba14d7e9a0a7ea84731572ebd.tar.gz
* 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.
Diffstat (limited to 'elf/tst-tlsmod18a.c')
-rw-r--r--elf/tst-tlsmod18a.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/elf/tst-tlsmod18a.c b/elf/tst-tlsmod18a.c
new file mode 100644
index 0000000000..1d728daa05
--- /dev/null
+++ b/elf/tst-tlsmod18a.c
@@ -0,0 +1,21 @@
+#include <stdio.h>
+
+#ifndef N
+# define N 0
+#endif
+
+static __thread int var = 4;
+
+int
+test (void)
+{
+ int *p = &var;
+ /* GCC assumes &var is never NULL, add optimization barrier. */
+ asm volatile ("" : "+r" (p));
+ if (p == NULL || *p != 4)
+ {
+ printf ("fail %d %p\n", N, p);
+ return 1;
+ }
+ return 0;
+}