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Rollup merge of #139431 - beetrees:no-llvm-18, r=jieyouxu

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Remove LLVM 18 inline ASM span fallback

The minimum supported LLVM version is now 19, so this fallback is no longer required.
This commit is contained in:
Jakub Beránek 2025-04-07 08:23:35 +02:00 • committed by GitHub
commit 501235451c
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1 changed files with 2 additions and 5 deletions
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7
compiler/rustc_codegen_llvm/src/back/write.rs
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@ -439,12 +439,9 @@ fn report_inline_asm(
let span = if cookie == 0 || matches!(cgcx.lto, Lto::Fat | Lto::Thin) {
SpanData::default()
} else {
let lo = BytePos::from_u32(cookie as u32);
let hi = BytePos::from_u32((cookie >> 32) as u32);
SpanData {
lo,
// LLVM version < 19 silently truncates the cookie to 32 bits in some situations.
hi: if hi.to_u32() != 0 { hi } else { lo },
lo: BytePos::from_u32(cookie as u32),
hi: BytePos::from_u32((cookie >> 32) as u32),
ctxt: SyntaxContext::root(),
parent: None,
}