add comment about why valid
commit0f7e5521092ae30000709bad76c48e87cc5914dc
authornathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 2 Jan 2018 12:35:02 +0000 (2 12:35 +0000)
committernathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 2 Jan 2018 12:35:02 +0000 (2 12:35 +0000)
treeda9255fc26adbab24bac2542c13b62bb9e03e86f
parent6306b9733fc965306b9955d294f646d9c37a13a3
add comment about why valid

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@256071 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/testsuite/g++.dg/cpp0x/constexpr-64462.C