On Tue, Oct 25, 2022 at 03:56 AM, Richard Purdie wrote: > > I'm a bit worried that we're seeing conflicting flags, it makes me > wonder whether we have the right ones in our tune, or, are we mapping > between RUST_HOST_SYS and HOST_SYS correctly. > > I'm guessing this is from "-mfpu=vfpv3-d16" and that we choose a > different fpu option? > > If the difference really is something that rust simply made a different > choice on, we should set CRATE_CC_NO_DEFAULTS. rust-native is a bit > messy and whilst I would prefer we found out why the flags don't work, > I think setting the value for target and probably nativesdk might at > least be an improvement: > > CRATE_CC_NO_DEFAULTS:class-target = "X" > CRATE_CC_NO_DEFAULTS:class-nativesdk = "X" > > or we could just clear it for native: > > CRATE_CC_NO_DEFAULTS:class-native = ""
with CRATE_CC_NO_DEFAULTS defined rustc_driver can't be built for rust-native with an error: error: linking with `/data/shared/yocto/poky/build/tmp/work/x86_64-linux/rust-native/1.63.0-r0/wrapper/build-rust-ccld` failed: exit status: 1 = note: /data/shared/yocto/poky/build/tmp/hosttools/ld: /data/shared/yocto/poky/build/tmp/work/x86_64-linux/rust-native/1.63.0-r0/rustc-1.63.0-src/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_llvm-c2bba4d8034ef27f.rlib(RustWrapper.o): relocation R_X86_64_TPOFF32 against `_ZL9LastError' can not be used when making a shared object; recompile with -fPIC collect2: error: ld returned 1 exit status with CRATE_CC_NO_DEFAULTS:class-target = "true" CRATE_CC_NO_DEFAULTS:class-nativesdk = "true" in rust-target-config.bbclass I can successively build native and target recipes. I've raised an issue to follow this discussion: https://bugzilla.yoctoproject.org/show_bug.cgi?id=14947 Cheers, Anton
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