Re: [PATCH] x86/EFI: work around GNU ld 2.36 issue

[Jan Beulich <jbeulich@xxxxxxxx>]

On 04.02.2021 14:38, Jan Beulich wrote:
> Our linker capability check fails with the recent binutils release's ld:
> 
> .../check.o:(.debug_aranges+0x6): relocation truncated to fit: R_X86_64_32 
> against `.debug_info'
> .../check.o:(.debug_info+0x6): relocation truncated to fit: R_X86_64_32 
> against `.debug_abbrev'
> .../check.o:(.debug_info+0xc): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+76
> .../check.o:(.debug_info+0x11): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+d
> .../check.o:(.debug_info+0x15): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+2b
> .../check.o:(.debug_info+0x29): relocation truncated to fit: R_X86_64_32 
> against `.debug_line'
> .../check.o:(.debug_info+0x30): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+19
> .../check.o:(.debug_info+0x37): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+71
> .../check.o:(.debug_info+0x3e): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'
> .../check.o:(.debug_info+0x45): relocation truncated to fit: R_X86_64_32 
> against `.debug_str'+5e
> .../check.o:(.debug_info+0x4c): additional relocation overflows omitted from 
> the output
> 
> Tell the linker to strip debug info as a workaround. Oddly enough debug
> info has been getting stripped when linking the actual xen.efi, without
> me being able to tell why this would be.

I've changed this to

"Tell the linker to strip debug info as a workaround. Debug info has been
 getting stripped already anyway when linking the actual xen.efi."

as I noticed I did look for -S only yesterday, while we have

EFI_LDFLAGS += --image-base=$(1) --stack=0,0 --heap=0,0 --strip-debug

Jan