PKGBUILDs/core/gcc/pr65882.patch

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2015-05-22 00:54:49 +00:00
diff --git a/gcc/cp/call.c b/gcc/cp/call.c
index 7bdf236..689d542 100644
--- a/gcc/cp/call.c
+++ b/gcc/cp/call.c
@@ -5677,8 +5677,9 @@ build_new_op_1 (location_t loc, enum tree_code code, int flags, tree arg1,
case TRUTH_ORIF_EXPR:
case TRUTH_AND_EXPR:
case TRUTH_OR_EXPR:
- warn_logical_operator (loc, code, boolean_type_node,
- code_orig_arg1, arg1, code_orig_arg2, arg2);
+ if (complain & tf_warning)
+ warn_logical_operator (loc, code, boolean_type_node,
+ code_orig_arg1, arg1, code_orig_arg2, arg2);
/* Fall through. */
case GT_EXPR:
case LT_EXPR:
@@ -5686,8 +5687,9 @@ build_new_op_1 (location_t loc, enum tree_code code, int flags, tree arg1,
case LE_EXPR:
case EQ_EXPR:
case NE_EXPR:
- if ((code_orig_arg1 == BOOLEAN_TYPE)
- ^ (code_orig_arg2 == BOOLEAN_TYPE))
+ if ((complain & tf_warning)
+ && ((code_orig_arg1 == BOOLEAN_TYPE)
+ ^ (code_orig_arg2 == BOOLEAN_TYPE)))
maybe_warn_bool_compare (loc, code, arg1, arg2);
/* Fall through. */
case PLUS_EXPR:
diff --git a/gcc/testsuite/g++.dg/diagnostic/inhibit-warn.C b/gcc/testsuite/g++.dg/diagnostic/inhibit-warn.C
new file mode 100644
index 0000000..5655eb4
--- /dev/null
+++ b/gcc/testsuite/g++.dg/diagnostic/inhibit-warn.C
@@ -0,0 +1,32 @@
+// PR c++/65882
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wbool-compare" }
+
+// Check that we don't ICE because of reentering error reporting routines while
+// evaluating template parameters
+
+template<typename>
+struct type_function {
+ static constexpr bool value = false;
+};
+
+template<bool>
+struct dependent_type {
+ typedef int type;
+};
+
+template<typename T>
+typename dependent_type<(5 > type_function<T>::value)>::type
+bar();
+
+template<typename T>
+typename dependent_type<(5 > type_function<T>::value)>::type
+foo()
+{
+ return bar<int>();
+}
+
+int main()
+{
+ foo<int>();
+}