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[committed] Dwarf TLS testcase
- From: Jakub Jelinek <jakub at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Wed, 16 Dec 2009 04:20:22 -0500
- Subject: [committed] Dwarf TLS testcase
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
Hi!
I've fixed today a bug on the redhat/gcc-4_4-branch caused by
resolve_addr dwarf2out.c backports not handling INTERNAL_DW_OP_tls_addr
which has been removed on the trunk. Here is a testcase for that
I've committed also to the trunk as obvious, more testcases never hurt.
2009-12-16 Jakub Jelinek <jakub@redhat.com>
* gcc.dg/debug/tls-1.c: New test.
--- gcc/testsuite/gcc.dg/debug/tls-1.c.jj 2009-12-16 09:50:11.000000000 +0100
+++ gcc/testsuite/gcc.dg/debug/tls-1.c 2009-12-16 10:12:12.000000000 +0100
@@ -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);
+}
Jakub