diff options
| author | fanquake <fanquake@gmail.com> | 2022-07-18 10:39:18 +0100 |
|---|---|---|
| committer | fanquake <fanquake@gmail.com> | 2022-07-18 10:39:24 +0100 |
| commit | d806407173926e46421ad807750a06e49afbbdbd (patch) | |
| tree | 8939cddb7618c33855ca64495f934714069463e5 /depends | |
| parent | c5fa7ed409f31faed75b86cb0bb98bed151e07bd (diff) | |
| parent | 3442865360b18b757aee718de585c31e28c457ce (diff) | |
| download | bitcoin-d806407173926e46421ad807750a06e49afbbdbd.tar.xz | |
Merge bitcoin/bitcoin#25542: build: Use Link Time Optimization for Qt code on Linux
3442865360b18b757aee718de585c31e28c457ce build: Use Link Time Optimization for Qt code on Linux (Hennadii Stepanov)
ebce66e532914b433df38a0ee5a2aebcecbd7987 build: pass -fno-lto when building expat (fanquake)
Pull request description:
See: https://www.qt.io/blog/2019/01/02/qt-applications-lto
`bitcon-qt` unstripped size:
| host | master (31c6309cc60ae3fee2d3ecc2aff9576596fb98ac) | this PR, depends built with `LTO=1` |
|---|:-:|:-:|
| x86_64-pc-linux-gnu | 42 MB | 35 MB |
| arm-linux-gnueabihf | 31 MB | 26 MB |
| aarch64-linux-gnu | 41 MB | 32 MB |
| powerpc64-linux-gnu | 51 MB | 41 MB |
| powerpc64le-linux-gnu | 48 MB | 39 MB |
| riscv64-linux-gnu | 35 MB | 29 MB |
Based on the first commit from bitcoin/bitcoin#25391.
Using LTO for macOS and Windows hosts has some issues which could be addressed in follow ups.
x86_64 build:
ACKs for top commit:
fanquake:
ACK 3442865360b18b757aee718de585c31e28c457ce
Tree-SHA512: 03eef2568358df9336e24d6c4e12f28b89d649076fb74e7e5303d61e52865c2360c5345a4fb2b1e4bdfdae194f273fc27a5f67e6cf797ed01a154f3da9117247
Diffstat (limited to 'depends')
| -rw-r--r-- | depends/packages/expat.mk | 1 | ||||
| -rw-r--r-- | depends/packages/qt.mk | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/depends/packages/expat.mk b/depends/packages/expat.mk index 50791ebc6e..349319138e 100644 --- a/depends/packages/expat.mk +++ b/depends/packages/expat.mk @@ -9,6 +9,7 @@ define $(package)_set_vars $(package)_config_opts += --disable-dependency-tracking --enable-option-checking $(package)_config_opts += --without-xmlwf $(package)_config_opts_linux=--with-pic + $(package)_cflags += -fno-lto endef define $(package)_config_cmds diff --git a/depends/packages/qt.mk b/depends/packages/qt.mk index 7e268fe9a5..d46ca9ff9c 100644 --- a/depends/packages/qt.mk +++ b/depends/packages/qt.mk @@ -152,6 +152,9 @@ $(package)_config_opts_linux += -fontconfig $(package)_config_opts_linux += -no-opengl $(package)_config_opts_linux += -no-feature-vulkan $(package)_config_opts_linux += -dbus-runtime +ifneq ($(LTO),) +$(package)_config_opts_linux += -ltcg +endif $(package)_config_opts_arm_linux += -platform linux-g++ -xplatform bitcoin-linux-g++ $(package)_config_opts_i686_linux = -xplatform linux-g++-32 ifneq (,$(findstring -stdlib=libc++,$($(1)_cxx))) |