--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/g++.dg/other/error19.C Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,7 @@ +// PR c++/33495 + +void foo() +{ + if (({while(true);})) // { dg-error "forbids|<statement>" } + ; +}