rpms/llvm
3
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Build with Thin LTO

Browse Source 
Full LTO is too memory intensive for most architectures, so use Thin LTO
instead.
This commit is contained in:
Tom Stellard 2021-10-25 17:18:26 +00:00
parent 6b3a1ab316
commit dd5bd14efc
1 changed files with 10 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
llvm.spec
View File

@ -67,7 +67,7 @@
Name: %{pkg_name} Name: %{pkg_name}
Version: %{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:~rc%{rc_ver}} Version: %{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:~rc%{rc_ver}}
Release: 5%{?dist} Release: 6%{?dist}
Summary: The Low Level Virtual Machine Summary: The Low Level Virtual Machine
License: NCSA License: NCSA
@ -207,15 +207,13 @@ LLVM's modified googletest sources.
%build %build
# Disable LTO on s390x, this causes some test failures: # Disable lto on s390x due to https://bugzilla.redhat.com/show_bug.cgi?id=2017193
# LLVM-Unit :: Target/AArch64/./AArch64Tests/InstSizes.Authenticated # Disable lto on arm due to https://bugzilla.redhat.com/show_bug.cgi?id=1918924
# LLVM-Unit :: Target/AArch64/./AArch64Tests/InstSizes.PATCHPOINT %ifarch s390x %{arm}
# LLVM-Unit :: Target/AArch64/./AArch64Tests/InstSizes.STACKMAP
# LLVM-Unit :: Target/AArch64/./AArch64Tests/InstSizes.TLSDESC_CALLSEQ
# On X86_64, LTO builds of TableGen crash. This can be reproduced by:
# %%cmake_build --target include/llvm/IR/IntrinsicsAArch64.h
# Because of these failures, lto is disabled for now.
%global _lto_cflags %{nil} %global _lto_cflags %{nil}
%else
%global _lto_cflags -flto=thin
%endif
%ifarch s390 s390x %{arm} %ix86 %ifarch s390 s390x %{arm} %ix86
# Decrease debuginfo verbosity to reduce memory consumption during final library linking # Decrease debuginfo verbosity to reduce memory consumption during final library linking
@ -549,6 +547,9 @@ fi
%endif %endif
%changelog %changelog
* Mon Oct 25 2021 Tom Stellard <tstellar@redhat.com> - 13.0.0-6
- Build with Thin LTO
* Mon Oct 18 2021 Tom Stellard <tstellar@redhat.com> - 13.0.0-5 * Mon Oct 18 2021 Tom Stellard <tstellar@redhat.com> - 13.0.0-5
- Build with clang - Build with clang