depends: enable lto support for Apple's ld64

Note that this does not _enable_ lto by default in any way, only hooks up the
machinery for -flto to work correctly.

enable-lto-support is explicitly used for pinned-clang because we know it
works. It is neither enabled nor disabled in the external clang case so that
it can be auto-detected.
This commit is contained in:
Cory Fields 2020-07-15 20:46:14 +00:00 committed by Jack Grigg
parent 25cc992ea3
commit 7a714958d4
1 changed files with 2 additions and 1 deletions

View File

@ -40,8 +40,9 @@ define $(package)_extract_cmds
endef
define $(package)_set_vars
$(package)_config_opts=--target=$(host) --disable-lto-support --with-libtapi=$($(package)_extract_dir)
$(package)_config_opts=--target=$(host) --with-libtapi=$($(package)_extract_dir)
$(package)_ldflags+=-Wl,-rpath=\\$$$$$$$$\$$$$$$$$ORIGIN/../lib
$(package)_config_opts+=--enable-lto-support --with-llvm-config=$($(package)_extract_dir)/toolchain/bin/llvm-config
$(package)_cc=$($(package)_extract_dir)/toolchain/bin/clang
$(package)_cxx=$($(package)_extract_dir)/toolchain/bin/clang++
endef