--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/warn/Wparentheses-9.C	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,119 @@
+// { dg-do compile }
+// { dg-options "-Wparentheses" }
+
+// C++ version of gcc.dg/Wparentheses-6.c
+
+int foo (int);
+
+int
+bar (int a, int b, int c)
+{
+  foo (a & b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a & b) | c);
+  foo (a & (b | c));
+  foo (1 & 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 & 2) | c);
+  foo (1 & (2 | c));
+  foo (1 & 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 & 2) | 3);
+  foo (1 & (2 | 3));
+  foo (a | b & c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) & c);
+  foo (a | (b & c));
+  foo (1 | 2 & c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) & c);
+  foo (1 | (2 & c));
+  foo (1 | 2 & 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) & 3);
+  foo (1 | (2 & 3));
+  foo (a ^ b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a ^ b) | c);
+  foo (a ^ (b | c));
+  foo (1 ^ 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 ^ 2) | c);
+  foo (1 ^ (2 | c));
+  foo (1 ^ 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 ^ 2) | 3);
+  foo (1 ^ (2 | 3));
+  foo (a | b ^ c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) ^ c);
+  foo (a | (b ^ c));
+  foo (1 | 2 ^ c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) ^ c);
+  foo (1 | (2 ^ c));
+  foo (1 | 2 ^ 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) ^ 3);
+  foo (1 | (2 ^ 3));
+  foo (a + b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a + b) | c);
+  foo (a + (b | c));
+  foo (1 + 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 + 2) | c);
+  foo (1 + (2 | c));
+  foo (1 + 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 + 2) | 3);
+  foo (1 + (2 | 3));
+  foo (a | b + c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) + c);
+  foo (a | (b + c));
+  foo (1 | 2 + c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) + c);
+  foo (1 | (2 + c));
+  foo (1 | 2 + 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) + 3);
+  foo (1 | (2 + 3));
+  foo (a - b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a - b) | c);
+  foo (a - (b | c));
+  foo (1 - 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 - 2) | c);
+  foo (1 - (2 | c));
+  foo (1 - 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 - 2) | 3);
+  foo (1 - (2 | 3));
+  foo (a | b - c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) - c);
+  foo (a | (b - c));
+  foo (1 | 2 - c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) - c);
+  foo (1 | (2 - c));
+  foo (1 | 2 - 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) - 3);
+  foo (1 | (2 - 3));
+  foo (a > b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a > b) | c);
+  foo (a > (b | c));
+  foo (1 > 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 > 2) | c);
+  foo (1 > (2 | c));
+  foo (1 > 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 > 2) | 3);
+  foo (1 > (2 | 3));
+  foo (a | b > c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) > c);
+  foo (a | (b > c));
+  foo (1 | 2 > c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) > c);
+  foo (1 | (2 > c));
+  foo (1 | 2 > 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) > 3);
+  foo (1 | (2 > 3));
+  foo (a <= b | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a <= b) | c);
+  foo (a <= (b | c));
+  foo (1 <= 2 | c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 <= 2) | c);
+  foo (1 <= (2 | c));
+  foo (1 <= 2 | 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 <= 2) | 3);
+  foo (1 <= (2 | 3));
+  foo (a | b <= c); // { dg-warning "parentheses" "correct warning" }
+  foo ((a | b) <= c);
+  foo (a | (b <= c));
+  foo (1 | 2 <= c); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) <= c);
+  foo (1 | (2 <= c));
+  foo (1 | 2 <= 3); // { dg-warning "parentheses" "correct warning" }
+  foo ((1 | 2) <= 3);
+  foo (1 | (2 <= 3));
+}