diff options
Diffstat (limited to 'src/patchsets/gcc/8.1.0/gentoo/96_all_lto-O2-PR85655.patch')
-rw-r--r-- | src/patchsets/gcc/8.1.0/gentoo/96_all_lto-O2-PR85655.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/patchsets/gcc/8.1.0/gentoo/96_all_lto-O2-PR85655.patch b/src/patchsets/gcc/8.1.0/gentoo/96_all_lto-O2-PR85655.patch new file mode 100644 index 0000000000..bc25bf8c43 --- /dev/null +++ b/src/patchsets/gcc/8.1.0/gentoo/96_all_lto-O2-PR85655.patch @@ -0,0 +1,35 @@ +https://bugs.gentoo.org/655518 +https://gcc.gnu.org/PR85655 + +From 815f1bcb7b6e7d076317c15a31525fea1b53b0c0 Mon Sep 17 00:00:00 2001 +From: jamborm <jamborm@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Fri, 11 May 2018 15:58:29 +0000 +Subject: [PATCH] Check is_single_const in intersect_with_plats + +2018-05-11 Martin Jambor <mjambor@suse.cz> + + PR ipa/85655 + * ipa-cp.c (intersect_with_plats): Check that the lattice contains + single const. + +testsuite/ + * g++.dg/lto/pr85655_0.C: New test. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-8-branch@260166 138bc75d-0d04-0410-961f-82ee72b054a4 +diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c +index 4f28a55b862..e868b9c2623 100644 +--- a/gcc/ipa-cp.c ++++ b/gcc/ipa-cp.c +@@ -4127,7 +4127,9 @@ intersect_with_plats (struct ipcp_param_lattices *plats, + if (aglat->offset - offset == item->offset) + { + gcc_checking_assert (item->value); +- if (values_equal_for_ipcp_p (item->value, aglat->values->value)) ++ if (aglat->is_single_const () ++ && values_equal_for_ipcp_p (item->value, ++ aglat->values->value)) + found = true; + break; + } |