* gcc.dg/debug/tls-1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155286 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1549424..7f650de 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2009-12-16  Jakub Jelinek  <jakub@redhat.com>
+
+       * gcc.dg/debug/tls-1.c: New test.
+
 2009-12-15  Jason Merrill  <jason@redhat.com>
 
        PR c++/42358

diff --git a/gcc/testsuite/gcc.dg/debug/tls-1.c b/gcc/testsuite/gcc.dg/debug/tls-1.c
new file mode 100644 (file)
index 0000000..a9431ef
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/tls-1.c
@@ -0,0 +1,19 @@
+/* Test that optimized out __thread var doesn't have its location
+   referenced in debug info.  */
+/* { dg-do link } */
+/* { dg-options "-O2" } */
+/* { dg-require-effective-target tls } */
+
+static __thread int vara;
+
+int
+foo (int b)
+{
+  return vara + b;
+}
+
+int
+main (void)
+{
+  return foo (0);
+}