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Compiling libcore with -Zlower-128bit-ops broken #58969

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bjorn3 opened this issue Mar 6, 2019 · 2 comments

Member

bjorn3 commented Mar 6, 2019

error: requires `u128_shro` lang_item

The u128 lang items are only defined in compiler_builtins.

The text was updated successfully, but these errors were encountered:

Member

scottmcm commented Mar 7, 2019

This feature never got finished; there are all sorts of problems. Empirically (the types got stabilized) the expectation is that the LLVM backends should just add support; that it's not Rust's problem.

Member Author

bjorn3 commented Mar 8, 2019

I understand.

bjorn3 closed this as completed

This was referenced Jul 13, 2019

Replace {u,i}128_* lang items with __rust_{u,i}128_* unmangled functions rust-lang/compiler-builtins#302

Merged

Remove support for -Zlower-128bit-ops #62801

Merged

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

1a550d5

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

14a2161

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

cf9b809

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

64a692f

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

e9f6dda

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

Centril added a commit to Centril/rust that referenced this issue


Rollup merge of rust-lang#62801 - bjorn3:remove_lower_128bit_ops, r=a…

632ce74

…lexcrichton

Remove support for -Zlower-128bit-ops

It is broken and unused

cc rust-lang#58969

blocked rust-lang/compiler-builtins#302 (removes definitions of the lang items removed in this PR)

r? @alexcrichton

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