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NotAShelf
781de52ca6
Signed-off-by: NotAShelf <raf@notashelf.dev> Change-Id: I0e3132ab1499684eda715c3cee9b27a16a6a6964
31 lines
1.1 KiB
TOML
31 lines
1.1 KiB
TOML
# Use a linker wrapper that invokes mold then strips junk sections with objcopy.
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# mold cannot discard .eh_frame/.dynstr/.comment via linker scripts, so we do
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# it as a post-link step.
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# See:
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# <https://github.com/rui314/mold?tab=readme-ov-file#how-to-use>
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[target.'cfg(target_os = "linux")']
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linker = "scripts/ld-wrapper"
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rustflags = [
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# No C runtime, we provide _start ourselves
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"-C",
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"link-arg=-nostartfiles",
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# Fully static, no dynamic linker, no .interp/.dynsym/.dynamic overhead
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"-C",
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"link-arg=-static",
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# Static PIE is incompatible with -static :(
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"-C",
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"relocation-model=static",
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# Suppress .eh_frame emission from our own codegen (does not cover compiler_builtins;
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# those remnants are removed by the linker wrapper via objcopy post-link)
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"-C",
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"force-unwind-tables=no",
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# Linker flags
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"-C",
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"link-arg=-Wl,--gc-sections", # remove unreferenced input sections
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"-C",
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"link-arg=-Wl,--strip-all", # strip all symbol table entries
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"-C",
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"link-arg=-Wl,--build-id=none", # omit the .note.gnu.build-id section
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"-C",
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"link-arg=-Wl,-z,norelro", # disable RELRO (removes relro_padding)
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]
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