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authorPatrick Palka <ppalka@gcc.gnu.org>2016-01-16 02:37:09 +0000
committerPatrick Palka <ppalka@gcc.gnu.org>2016-01-16 02:37:09 +0000
commitec7886c19b5853d27c37cfb269f70805e4296231 (patch)
treea034319e48216378ff232cd782888a7ce4ebf446
parent203484bb27d092dde0f91bf50ce6bc541f1e5dfe (diff)
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Fix PR c++/69091 (ICE with operator overload having 'auto' return type)
gcc/cp/ChangeLog: PR c++/69091 * pt.c (type_dependent_expression_p): For a function template specialization, a type is dependent iff any of its template arguments are. gcc/testsuite/ChangeLog: PR c++/69091 * g++.dg/template/pr69091.C: New test. From-SVN: r232463
-rw-r--r--gcc/cp/ChangeLog7
-rw-r--r--gcc/cp/pt.c8
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/template/pr69091.C25
4 files changed, 41 insertions, 4 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 91b92a8..6b7e81b0 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,12 @@
2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
+ PR c++/69091
+ * pt.c (type_dependent_expression_p): For a function template
+ specialization, a type is dependent iff any of its template
+ arguments are.
+
+2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
+
* cp-array-notation.c (cp_expand_cond_array_notations): Return
error_mark_node only if find_rank failed, not if it was
successful.
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index edec774..403c5ac 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -22759,12 +22759,12 @@ type_dependent_expression_p (tree expression)
|| dependent_scope_p (scope));
}
+ /* A function template specialization is type-dependent if it has any
+ dependent template arguments. */
if (TREE_CODE (expression) == FUNCTION_DECL
&& DECL_LANG_SPECIFIC (expression)
- && DECL_TEMPLATE_INFO (expression)
- && (any_dependent_template_arguments_p
- (INNERMOST_TEMPLATE_ARGS (DECL_TI_ARGS (expression)))))
- return true;
+ && DECL_TEMPLATE_INFO (expression))
+ return any_dependent_template_arguments_p (DECL_TI_ARGS (expression));
if (TREE_CODE (expression) == TEMPLATE_DECL
&& !DECL_TEMPLATE_TEMPLATE_PARM_P (expression))
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e21aad4..82810dd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,10 @@
2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
+ PR c++/69091
+ * g++.dg/template/pr69091.C: New test.
+
+2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
+
* c-c++-common/cilk-plus/AN/an-if.c: Check that the original
dump does not contain an error_mark_node.
* c-c++-common/cilk-plus/CK/pr60469.c: Likewise.
diff --git a/gcc/testsuite/g++.dg/template/pr69091.C b/gcc/testsuite/g++.dg/template/pr69091.C
new file mode 100644
index 0000000..ec7bb25
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/pr69091.C
@@ -0,0 +1,25 @@
+// PR c++/69091
+// { dg-do compile { target c++14 } }
+
+template <class ValueType, ValueType>
+struct Option {};
+
+template <class ValueType, ValueType Value, class OptionsRhs>
+auto operator|(Option<ValueType, Value>, OptionsRhs) {
+ return Value;
+}
+
+enum canine_t { no, yes };
+Option<canine_t, no> cat;
+Option<canine_t, yes> dog;
+
+template <class T>
+void f(T) {
+ cat | dog;
+}
+
+struct A {};
+int main() {
+ f(A{});
+ return 0;
+}