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authorlmillward <lmillward@138bc75d-0d04-0410-961f-82ee72b054a4>2006-07-18 17:22:39 +0000
committerlmillward <lmillward@138bc75d-0d04-0410-961f-82ee72b054a4>2006-07-18 17:22:39 +0000
commit5234121228691c11d68513df94043b3fd9e27107 (patch)
tree47341d836482d990d2715e53e3a1fe393fea0c52
parenta88e3b1432a6560269207415760f1997bc067861 (diff)
downloadgcc-5234121228691c11d68513df94043b3fd9e27107.tar.gz
PR c++/28258
* method.c (locate_copy): Check for non_reference returning error_mark_node. PR c++/28260 * decl.c (duplicate_decls): Return error_mark_node on ambiguous declaration. PR c++/28258 * g++/dg/other/error13.C: New test. PR c++/28260 * g++.dg/template/friend44.C: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@115561 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/cp/ChangeLog10
-rw-r--r--gcc/cp/decl.c1
-rw-r--r--gcc/cp/method.c4
-rw-r--r--gcc/testsuite/ChangeLog8
-rw-r--r--gcc/testsuite/g++.dg/other/error13.C10
-rw-r--r--gcc/testsuite/g++.dg/template/friend44.C8
6 files changed, 41 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 6f0b96b5b4c..cf7a062bd61 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,13 @@
+2006-07-18 Lee Millward <lee.millward@gmail.com>
+
+ PR c++/28258
+ * method.c (locate_copy): Check for non_reference
+ returning error_mark_node.
+
+ PR c++/28260
+ * decl.c (duplicate_decls): Return error_mark_node
+ on ambiguous declaration.
+
2006-07-18 Steve Ellcey <sje@cup.hp.com>
PR c++/27495
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index dd0e7e3e892..6165a2fb4fe 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -1371,6 +1371,7 @@ duplicate_decls (tree newdecl, tree olddecl, bool newdecl_is_friend)
{
error ("new declaration %q#D", newdecl);
error ("ambiguates old declaration %q+#D", olddecl);
+ return error_mark_node;
}
else
return NULL_TREE;
diff --git a/gcc/cp/method.c b/gcc/cp/method.c
index 9029e85a653..312e3a9c04a 100644
--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -946,6 +946,10 @@ locate_copy (tree type, void *client_)
if (!parms)
continue;
src_type = non_reference (TREE_VALUE (parms));
+
+ if (src_type == error_mark_node)
+ return NULL_TREE;
+
if (!same_type_ignoring_top_level_qualifiers_p (src_type, type))
continue;
if (!sufficient_parms_p (TREE_CHAIN (parms)))
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4df2b2f7201..2025aadbacc 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2006-07-18 Lee Millward <lee.millward@gmail.com>
+
+ PR c++/28258
+ * g++/dg/other/error13.C: New test.
+
+ PR c++/28260
+ * g++.dg/template/friend44.C: New test.
+
2006-07-18 Steve Ellcey <sje@cup.hp.com>
PR c++/27495
diff --git a/gcc/testsuite/g++.dg/other/error13.C b/gcc/testsuite/g++.dg/other/error13.C
new file mode 100644
index 00000000000..037e28866e1
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/error13.C
@@ -0,0 +1,10 @@
+//PR c++/28258
+
+struct A
+{ // { dg-error "" }
+ A(void x); // { dg-error "invalid use|incomplete type|candidates" }
+};
+
+struct B : A {}; // { dg-error "no matching function for call" }
+
+B b; // { dg-error "synthesized method" }
diff --git a/gcc/testsuite/g++.dg/template/friend44.C b/gcc/testsuite/g++.dg/template/friend44.C
new file mode 100644
index 00000000000..a0f63c866ae
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/friend44.C
@@ -0,0 +1,8 @@
+//PR c++/28260
+
+template<int> struct A
+{
+ friend int foo(); // { dg-error "new declaration" }
+};
+
+void foo() { A<0> a; } // { dg-error "ambiguates old declaration" }