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-rw-r--r--meta-oe/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99450.patch104
1 files changed, 104 insertions, 0 deletions
diff --git a/meta-oe/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99450.patch b/meta-oe/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99450.patch
new file mode 100644
index 0000000000..49fa07fca2
--- /dev/null
+++ b/meta-oe/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99450.patch
@@ -0,0 +1,104 @@
+ 2010-12-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ LP: #662324
+ Backport from mainline:
+
+ 2010-12-17 Dodji Seketeli <dodji@redhat.com>
+
+ gcc/
+ * dwarf2out.c (gen_type_die_with_usage): Do not try to emit debug
+ info for a redundant typedef that has DECL_ORIGINAL_TYPE set. Use
+ that underlying type instead.
+
+ gcc/testsuite/
+ * g++.dg/debug/dwarf2/self-ref-1.C: New test.
+ * g++.dg/debug/dwarf2/self-ref-2.C: Likewise.
+
+=== modified file 'gcc/dwarf2out.c'
+--- old/gcc/dwarf2out.c 2010-10-04 00:50:43 +0000
++++ new/gcc/dwarf2out.c 2010-12-21 18:46:10 +0000
+@@ -18993,6 +18993,16 @@
+ if (type == NULL_TREE || type == error_mark_node)
+ return;
+
++ if (TYPE_NAME (type) != NULL_TREE
++ && TREE_CODE (TYPE_NAME (type)) == TYPE_DECL
++ && is_redundant_typedef (TYPE_NAME (type))
++ && DECL_ORIGINAL_TYPE (TYPE_NAME (type)))
++ /* The DECL of this type is a typedef we don't want to emit debug
++ info for but we want debug info for its underlying typedef.
++ This can happen for e.g, the injected-class-name of a C++
++ type. */
++ type = DECL_ORIGINAL_TYPE (TYPE_NAME (type));
++
+ /* If TYPE is a typedef type variant, let's generate debug info
+ for the parent typedef which TYPE is a type of. */
+ if (TYPE_NAME (type) && TREE_CODE (TYPE_NAME (type)) == TYPE_DECL
+
+=== added file 'gcc/testsuite/g++.dg/debug/dwarf2/self-ref-1.C'
+--- old/gcc/testsuite/g++.dg/debug/dwarf2/self-ref-1.C 1970-01-01 00:00:00 +0000
++++ new/gcc/testsuite/g++.dg/debug/dwarf2/self-ref-1.C 2010-12-21 18:46:10 +0000
+@@ -0,0 +1,28 @@
++// Origin: PR debug/45088
++// { dg-do compile }
++// { dg-options "-g -dA" }
++// { dg-final { scan-assembler-times "\[^\n\r\]*\\(DIE\[^\n\r\]*DW_TAG_pointer_type\\)\[\n\r\]{1,2}\[^\n\r\]*DW_AT_byte_size\[\n\r\]{1,2}\[^\n\r\]*DW_AT_type" 4 } }
++
++struct A
++{
++ virtual ~A();
++};
++
++struct B : public A
++{
++ virtual ~B(){}
++};
++
++struct C : public B
++{
++ A* a1;
++};
++
++int
++main()
++{
++ C c;
++ c.a1 = 0;
++ return 0;
++}
++
+
+=== added file 'gcc/testsuite/g++.dg/debug/dwarf2/self-ref-2.C'
+--- old/gcc/testsuite/g++.dg/debug/dwarf2/self-ref-2.C 1970-01-01 00:00:00 +0000
++++ new/gcc/testsuite/g++.dg/debug/dwarf2/self-ref-2.C 2010-12-21 18:46:10 +0000
+@@ -0,0 +1,29 @@
++// Origin: PR debug/45088
++// { dg-do compile }
++// { dg-options "-g -dA" }
++// { dg-final { scan-assembler-times "\[^\n\r\]*\\(DIE\[^\n\r\]*DW_TAG_pointer_type\\)\[\n\r\]{1,2}\[^\n\r\]*DW_AT_byte_size\[\n\r\]{1,2}\[^\n\r\]*DW_AT_type" 4 } }
++
++template<class T>
++struct A
++{
++ virtual ~A();
++};
++
++struct B : public A<int>
++{
++ virtual ~B(){}
++};
++
++struct C : public B
++{
++ A<int>* a1;
++};
++
++int
++main()
++{
++ C c;
++ c.a1 = 0;
++ return 0;
++}
++
+