c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of TYPE_STUB_DECL.

	* c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
	TYPE_STUB_DECL.

	* gcc.dg/debug/dwarf2/struct-loc1.c: New test.

From-SVN: r151816

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 590c809aee9744cef8f06033ce8912fd8ed43381..70495b93107d069ea7d1a7177e51a028403aa522 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-09-17  Jakub Jelinek  <jakub@redhat.com>
+
+       * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
+       TYPE_STUB_DECL.
+
 2009-09-17  Alexandre Oliva  <aoliva@redhat.com>
 
        * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and

diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index ed8863dddd9f9f9e6f31bbefc4c75afce6c1ea07..c44e35cff467d438986061e0b8b2fc7ecf265ce0 100644 (file)
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -6859,6 +6859,11 @@ finish_struct (location_t loc, tree t, tree fieldlist, tree attributes,
     }
   C_TYPE_INCOMPLETE_VARS (TYPE_MAIN_VARIANT (t)) = 0;
 
+  /* Update type location to the one of the definition, instead of e.g.
+     a forward declaration.  */
+  if (TYPE_STUB_DECL (t))
+    DECL_SOURCE_LOCATION (TYPE_STUB_DECL (t)) = loc;
+
   /* Finish debugging output for this type.  */
   rest_of_type_compilation (t, toplevel);
 

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c6270142d4ae6a66e5a58c3ede8f95ddc9796920..e4b58538e322f8ebec11a78ada6e1f1e93296f18 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2009-09-17  Jakub Jelinek  <jakub@redhat.com>
+
+       * gcc.dg/debug/dwarf2/struct-loc1.c: New test.
+
 2009-09-17  Janis Johnson  <janis187@us.ibm.com>
 
        PR c/41049

diff --git a/gcc/testsuite/gcc.dg/debug/dwarf2/struct-loc1.c b/gcc/testsuite/gcc.dg/debug/dwarf2/struct-loc1.c
new file mode 100644 (file)
index 0000000..216a498
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/dwarf2/struct-loc1.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-g -O0 -dA -fno-merge-debug-strings" } */
+
+struct foo;
+struct foo *obj;
+struct foo
+{
+  int x;
+};
+
+int
+main ()
+{
+  return 0;
+}
+
+/* { dg-final { scan-assembler "DW_TAG_structure_type\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*\"foo\[^\\r\\n\]*DW_AT_name(\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*DW_AT_)*\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*\[^0-9a-fA-FxX](0x)?6\[^0-9a-fA-FxX]\[^\\r\\n\]*DW_AT_decl_line" } } */