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Add -mrelax-relocations=no hacks to fix musl build #35178

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Merged
merged 2 commits into from
Aug 3, 2016
Merged

Add -mrelax-relocations=no hacks to fix musl build #35178

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884b969
Add -mrelax-relocations=no hacks to fix musl build
m4b Aug 2, 2016
5383cd7
Fix style issues
m4b Aug 2, 2016
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4 changes: 2 additions & 2 deletions mk/cfg/x86_64-unknown-linux-musl.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,8 @@ CFG_INSTALL_ONLY_RLIB_x86_64-unknown-linux-musl = 1
CFG_LIB_NAME_x86_64-unknown-linux-musl=lib$(1).so
CFG_STATIC_LIB_NAME_x86_64-unknown-linux-musl=lib$(1).a
CFG_LIB_GLOB_x86_64-unknown-linux-musl=lib$(1)-*.so
CFG_JEMALLOC_CFLAGS_x86_64-unknown-linux-musl := -m64
CFG_GCCISH_CFLAGS_x86_64-unknown-linux-musl := -g -fPIC -m64
CFG_JEMALLOC_CFLAGS_x86_64-unknown-linux-musl := -m64 -Wa,-mrelax-relocations=no
CFG_GCCISH_CFLAGS_x86_64-unknown-linux-musl := -g -fPIC -m64 -Wa,-mrelax-relocations=no
CFG_GCCISH_CXXFLAGS_x86_64-unknown-linux-musl :=
CFG_GCCISH_LINK_FLAGS_x86_64-unknown-linux-musl :=
CFG_GCCISH_DEF_FLAG_x86_64-unknown-linux-musl :=
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6 changes: 6 additions & 0 deletions src/bootstrap/lib.rs
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Expand Up @@ -855,6 +855,12 @@ impl Build {
base.push("-stdlib=libc++".into());
base.push("-mmacosx-version-min=10.7".into());
}
// This is a hack, because newer binutils broke things on some vms/distros
// (i.e., linking against unknown relocs disabled by the following flag)
// See: https://github.com/rust-lang/rust/issues/34978
if target == "x86_64-unknown-linux-musl" {
base.push("-Wa,-mrelax-relocations=no".into());
}
return base
}

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