Messages in this thread | | | Date | Thu, 28 Jun 2018 10:39:29 +0100 | From | Will Deacon <> | Subject | Re: [PATCH] arm64: remove no-op -p linker flag |
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On Wed, Jun 27, 2018 at 12:46:14PM -0700, Greg Hackmann wrote: > Linking the ARM64 defconfig kernel with LLVM lld fails with the error: > > ld.lld: error: unknown argument: -p > Makefile:1015: recipe for target 'vmlinux' failed > > Without this flag, the ARM64 defconfig kernel successfully links with > lld and boots on Dragonboard 410c. > > After digging through binutils source and changelogs, it turns out that > -p is only relevant to ancient binutils installations targeting 32-bit > ARM. binutils accepts -p for AArch64 too, but it's always been > undocumented and silently ignored. A comment in > ld/emultempl/aarch64elf.em explains that it's "Only here for backwards > compatibility". > > Since this flag is a no-op on ARM64, we can safely drop it.
Makes sense:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
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