From 6e9a85d5052607c8ed31940ce2794323df9463cc Mon Sep 17 00:00:00 2001 From: Jason Merrill Date: Mon, 11 Nov 2019 23:53:59 -0500 Subject: [PATCH] * typeck.c (cp_build_binary_op): Sorry about <=> on VECTOR_TYPE. From-SVN: r278077 --- gcc/cp/ChangeLog | 4 ++++ gcc/cp/typeck.c | 7 +++++++ gcc/testsuite/g++.dg/cpp2a/spaceship-vec1.C | 11 +++++++++++ 3 files changed, 22 insertions(+) create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-vec1.C diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index a5bc9d452ce..7e5e446a828 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,7 @@ +2019-11-11 Jason Merrill + + * typeck.c (cp_build_binary_op): Sorry about <=> on VECTOR_TYPE. + 2019-11-11 Jakub Jelinek PR c++/92447 diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c index 124d16a31fb..ff603f3d8d9 100644 --- a/gcc/cp/typeck.c +++ b/gcc/cp/typeck.c @@ -5224,6 +5224,13 @@ cp_build_binary_op (const op_location_t &location, "types %qT and %qT", type0, type1); } + if (resultcode == SPACESHIP_EXPR) + { + if (complain & tf_error) + sorry_at (location, "three-way comparison of vectors"); + return error_mark_node; + } + /* Always construct signed integer vector type. */ intt = c_common_type_for_size (GET_MODE_BITSIZE (SCALAR_TYPE_MODE (TREE_TYPE (type0))), 0); diff --git a/gcc/testsuite/g++.dg/cpp2a/spaceship-vec1.C b/gcc/testsuite/g++.dg/cpp2a/spaceship-vec1.C new file mode 100644 index 00000000000..83547691118 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp2a/spaceship-vec1.C @@ -0,0 +1,11 @@ +// { dg-do compile { target c++2a } } + +#include + +#define vector __attribute__((vector_size(4*sizeof(int)) )) + +int main() +{ + vector int a, b; + a <=> b; // { dg-message "three-way comparison of vector" } +} -- 2.30.2