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Improve an error message

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This commit is contained in:
Richard Feldman 2020-08-10 18:53:43 -04:00
parent c97317789e
commit 854f7bb35b
1 changed files with 6 additions and 1 deletions
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7
compiler/build/src/program.rs
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@ -287,7 +287,12 @@ pub fn gen(
// Since it was exposed, it must have been monomorphic,
// meaning its LLVM name will be ___#1 (e.g. "main#1")
let fn_name = format!("{}#1", symbol.ident_string(interns));
let fn_val = env.module.get_function(&fn_name).unwrap();
let fn_val = env.module.get_function(&fn_name).unwrap_or_else(|| {
panic!(
"module.get_function({:?}) did not find a function registered with LLVM",
fn_name
)
});
fn_val.set_linkage(Linkage::External);
fn_val.set_call_conventions(cc);