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authorMark Mitchell <mark@codesourcery.com>2003-10-02 23:11:27 +0000
committerMark Mitchell <mmitchel@gcc.gnu.org>2003-10-02 23:11:27 +0000
commitdd2a479ec8de440f5bd2377d1c32202b7a786f06 (patch)
tree671a8b511b4b0442cb0071a995c818ae310f9b0a
parent48fbdd6a08dfade6f128ff56a3eb05e0f6654f60 (diff)
re PR c++/12486 (Accepts IMHO invalid C++ code)
PR c++/12486 * typeck.c (finish_class_member_access_expr): Issue diagnostic on erroneous use of qualified name. PR c++/12486 * g++.dg/inherit/error1.C: New test. From-SVN: r72051
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/typeck.c7
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/inherit/error1.C10
4 files changed, 27 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index f9df5b84876..fa182662a6c 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2003-10-02 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/12486
+ * typeck.c (finish_class_member_access_expr): Issue diagnostic
+ on erroneous use of qualified name.
+
2003-07-09 Mark Mitchell <mark@codesourcery.com>
* cp-tree.h (break_out_calls): Remove declaration.
diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c
index 90a52e6fe28..9d12aa1934a 100644
--- a/gcc/cp/typeck.c
+++ b/gcc/cp/typeck.c
@@ -2174,8 +2174,13 @@ finish_class_member_access_expr (tree object, tree name)
/* Find the base of OBJECT_TYPE corresponding to SCOPE. */
access_path = lookup_base (object_type, scope, ba_check, NULL);
- if (!access_path || access_path == error_mark_node)
+ if (access_path == error_mark_node)
return error_mark_node;
+ if (!access_path)
+ {
+ error ("`%T' is not a base of `%T'", scope, object_type);
+ return error_mark_node;
+ }
/* Look up the member. */
member = lookup_member (access_path, name, /*protect=*/1,
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d90be030aff..8a7547ec44f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2003-10-02 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/12486
+ * g++.dg/inherit/error1.C: New test.
+
2003-10-02 Alexandre Oliva <aoliva@redhat.com>
* g++.dg/parse/parameter-declaration-1.C: Fix line number of
diff --git a/gcc/testsuite/g++.dg/inherit/error1.C b/gcc/testsuite/g++.dg/inherit/error1.C
new file mode 100644
index 00000000000..1570bf11e2e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/inherit/error1.C
@@ -0,0 +1,10 @@
+// PR 12486
+
+struct A { int ma; };
+struct B { };
+
+void foo()
+{
+ B *b;
+ b->A::ma=0; // { dg-error "" }
+}