The constexpr iteration dereferenced an array element past the end of the array.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2. Ok to install? from Jerome Lambourg <lambo...@adacore.com> for gcc/testsuite/ChangeLog * g++.dg/cpp1y/constexpr-66093.C: Fix bounds issue. --- gcc/testsuite/g++.dg/cpp1y/constexpr-66093.C | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/g++.dg/cpp1y/constexpr-66093.C b/gcc/testsuite/g++.dg/cpp1y/constexpr-66093.C index ad3169210d29a..3d742cfebd83d 100644 --- a/gcc/testsuite/g++.dg/cpp1y/constexpr-66093.C +++ b/gcc/testsuite/g++.dg/cpp1y/constexpr-66093.C @@ -19,7 +19,7 @@ private: constexpr A f() { A a{}; - for (int i = 1; i <= n; i++) { + for (int i = 0; i < n; i++) { a[i] = i; } return a; -- Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/ Free Software Activist GNU Toolchain Engineer Vim, Vi, Voltei pro Emacs -- GNUlius Caesar