openwrt/toolchain/gcc/patches/9.1.0/975-g++-ICE-with-generic-lambda.patch
Joseph Benden 88c07c6552 toolchain: Add GCC 9.1.0 release
Most of the patches are copied over from GCC 8.3.

The following patches are backported from the GCC 9.X development branch:
toolchain/gcc/patches/9.1.0/970-recompute-dom-fast-queries-before-vn.patch
toolchain/gcc/patches/9.1.0/975-g++-ICE-with-generic-lambda.patch

The specs file changed with gcc 9, now it contains "%@{L*}" instead of
"%{L*}" in older GCC versions.

Signed-off-by: Joseph Benden <joe@benden.us>
2019-06-16 16:40:08 +02:00

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1.5 KiB
Diff

From 7a1606168f60622f73a7dd90778e2a148a2c520c Mon Sep 17 00:00:00 2001
From: mpolacek <mpolacek@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 6 May 2019 17:08:08 +0000
Subject: [PATCH] PR c++/90265 - ICE with generic lambda. * pt.c
(tsubst_copy_and_build): Use a dedicated variable for the last
element in the vector.
* g++.dg/cpp1y/lambda-generic-90265.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-9-branch@270919 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/cp/ChangeLog | 6 ++++++
gcc/cp/pt.c | 3 ++-
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/g++.dg/cpp1y/lambda-generic-90265.C | 4 ++++
4 files changed, 17 insertions(+), 1 deletion(-)
create mode 100644 gcc/testsuite/g++.dg/cpp1y/lambda-generic-90265.C
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2019-05-06 Marek Polacek <polacek@redhat.com>
+
+ PR c++/90265 - ICE with generic lambda.
+ * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
+ element in the vector.
+
2019-05-03 Release Manager
* GCC 9.1.0 released.
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -18881,7 +18881,8 @@ tsubst_copy_and_build (tree t,
if (thisarg)
{
/* Shift the other args over to make room. */
- vec_safe_push (call_args, (*call_args)[nargs-1]);
+ tree last = (*call_args)[nargs - 1];
+ vec_safe_push (call_args, last);
for (int i = nargs-1; i > 0; --i)
(*call_args)[i] = (*call_args)[i-1];
(*call_args)[0] = thisarg;