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Escape { and } in inline asm

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This commit is contained in:
Antoni Boucher 2022-11-24 12:52:11 -05:00
parent bfc184cd2c
commit 15fcca80a4
1 changed files with 13 additions and 9 deletions
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22
src/asm.rs
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@ -381,15 +381,19 @@ impl<'a, 'gcc, 'tcx> AsmBuilderMethods<'tcx> for Builder<'a, 'gcc, 'tcx> {
for piece in template {
match *piece {
InlineAsmTemplatePiece::String(ref string) => {
// TODO(@Commeownist): switch to `Iterator::intersperse` once it's stable
let mut iter = string.split('%');
if let Some(s) = iter.next() {
template_str.push_str(s);
}
for s in iter {
template_str.push_str("%%");
template_str.push_str(s);
for char in string.chars() {
// TODO(antoyo): might also need to escape | if rustc doesn't do it.
let escaped_char =
match char {
'%' => "%%",
'{' => "%{",
'}' => "%}",
_ => {
template_str.push(char);
continue;
},
};
template_str.push_str(escaped_char);
}
}
InlineAsmTemplatePiece::Placeholder { operand_idx, modifier, span: _ } => {