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authorJason Merrill <jason@redhat.com>2012-02-06 14:52:43 -0500
committerJason Merrill <jason@gcc.gnu.org>2012-02-06 14:52:43 -0500
commitcb406914ff01074b3a859dedf0aeb4cd07edd93e (patch)
treeb1451915bb22ef544efe21574e84ab2008be819c
parent973a39ae60e4589489891b88b49fb15f4fa7c5d0 (diff)
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re PR c++/52088 (ICE in "delete" with template convertion operator)
PR c++/52088 * cvt.c (build_expr_type_conversion): Check for template conversion. From-SVN: r183940
-rw-r--r--gcc/cp/ChangeLog5
-rw-r--r--gcc/cp/cvt.c11
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/template/conv13.C13
4 files changed, 34 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 8938ee2..6cc2742 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2012-02-06 Jason Merrill <jason@redhat.com>
+
+ PR c++/52088
+ * cvt.c (build_expr_type_conversion): Check for template conversion.
+
2012-01-31 Jason Merrill <jason@redhat.com>
PR c++/52043
diff --git a/gcc/cp/cvt.c b/gcc/cp/cvt.c
index 8570e3d..c411a47 100644
--- a/gcc/cp/cvt.c
+++ b/gcc/cp/cvt.c
@@ -1539,6 +1539,17 @@ build_expr_type_conversion (int desires, tree expr, bool complain)
if (DECL_NONCONVERTING_P (cand))
continue;
+ if (TREE_CODE (cand) == TEMPLATE_DECL)
+ {
+ if (complain)
+ {
+ error ("ambiguous default type conversion from %qT",
+ basetype);
+ error (" candidate conversions include %qD", cand);
+ }
+ return error_mark_node;
+ }
+
candidate = non_reference (TREE_TYPE (TREE_TYPE (cand)));
switch (TREE_CODE (candidate))
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 305a689..186c5c9 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2012-02-06 Jason Merrill <jason@redhat.com>
+
+ PR c++/52088
+ * g++.dg/template/conv13.C: New.
+
2012-02-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52115
diff --git a/gcc/testsuite/g++.dg/template/conv13.C b/gcc/testsuite/g++.dg/template/conv13.C
new file mode 100644
index 0000000..717994b
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/conv13.C
@@ -0,0 +1,13 @@
+// PR c++/52088
+
+struct S
+{
+ template <typename T>
+ operator T *() { return 0; }
+};
+
+int main()
+{
+ S s;
+ delete s; // { dg-error "ambiguous|template|pointer" }
+}