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Fix LLVM IR expectations for the autodiff generic test #156754

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Fix LLVM IR expectations for the autodiff generic test #156754

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dce3433
Fix LLVM IR expectations for the autodiff generic test
sgasho May 19, 2026
3c06aea
Clarify the return types in LLVM IR for autodiff generic test
sgasho May 20, 2026
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13 changes: 11 additions & 2 deletions tests/codegen-llvm/autodiff/generic.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -34,8 +34,17 @@ fn square<T: std::ops::Mul<Output = T> + Copy>(x: &T) -> T {
// F64-NEXT: ; Function Attrs: {{.*}}
// F64-NEXT: define internal {{.*}} void
// F64-NEXT: start:
// F64-NEXT: {{(tail )?}}call {{(fastcc )?}}void @diffe_{{.*}}(double {{.*}}, ptr {{.*}})
// F64-NEXT: ret void
// F64-NEXT: {{(tail )?}}call {{.*}}{ double } @diffe_{{.*}}(ptr {{.*}}, ptr {{.*}}, double {{.*}})
// F64: ret void

// Ensure that `square::<f64>` is generated so that it can be differentiated

// F64-LABEL: ; generic::square::<f64>
// F64-NEXT: ; Function Attrs: {{.*}}
// F64-NEXT: define internal {{.*}} double
// F64-NEXT: start:
// F64-NOT: ret
// F64: fmul double

// Main-LABEL: ; generic::main
// Main: ; call generic::square::<f32>
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