Add testcases for PRs 47766/47715.

2011-08-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/47766
	* gcc.dg/pr47766.c: New.

	PR target/47715
	* gcc.dg/tls/pr47715-1.c: New.
	* gcc.dg/tls/pr47715-2.c: Likewise.
	* gcc.dg/tls/pr47715-3.c: Likewise.
	* gcc.dg/tls/pr47715-4.c: Likewise.

From-SVN: r177511

4 files changed, 63 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/tls/pr47715-1.c b/gcc/testsuite/gcc.dg/tls/pr47715-1.c
new file mode 100644
index 0000000..ef8c539
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tls/pr47715-1.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target fpic } */
+/* { dg-options "-O2 -fPIC" } */
+/* { dg-require-effective-target tls } */
+
+extern __thread int h_errno;
+int *
+__h_errno_location (void)
+{
+  return &h_errno;
+}
diff --git a/gcc/testsuite/gcc.dg/tls/pr47715-2.c b/gcc/testsuite/gcc.dg/tls/pr47715-2.c
new file mode 100644
index 0000000..d112395
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tls/pr47715-2.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target fpic } */
+/* { dg-options "-O2 -fPIC" } */
+/* { dg-require-effective-target tls } */
+
+extern __thread int *__libc_resp;
+int
+__res_init(void) {
+  return *__libc_resp;
+}
diff --git a/gcc/testsuite/gcc.dg/tls/pr47715-3.c b/gcc/testsuite/gcc.dg/tls/pr47715-3.c
new file mode 100644
index 0000000..ba2003c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tls/pr47715-3.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target fpic } */
+/* { dg-options "-O2 -fPIC" } */
+/* { dg-require-effective-target tls } */
+
+struct initial_sp
+{
+  void *sp;
+  long len;
+};
+__thread 
+struct initial_sp __morestack_initial_sp;
+void bar (void *);
+void
+foo ()
+{
+  bar (&__morestack_initial_sp.len);
+}
diff --git a/gcc/testsuite/gcc.dg/tls/pr47715-4.c b/gcc/testsuite/gcc.dg/tls/pr47715-4.c
new file mode 100644
index 0000000..980d7e9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tls/pr47715-4.c
@@ -0,0 +1,24 @@
+/* { dg-do compile } */
+/* { dg-options "-O0" } */
+/* { dg-require-effective-target tls } */
+
+struct gomp_team_state
+{
+  struct gomp_team_state *prev_ts;
+  unsigned team_id;
+  unsigned level;
+};
+struct gomp_thread
+{
+  void *data;
+  struct gomp_team_state ts;
+};
+extern __thread struct gomp_thread gomp_tls_data;
+int
+foo (int level)
+{
+  struct gomp_team_state *ts = &gomp_tls_data.ts;
+  if (level < 0 || level > ts->level)
+    return -1;
+  return ts->team_id;
+}