; RUN: not --crash llc -mtriple riscv32-unknown-elf -o - %s \ ; RUN: 2>&1 | FileCheck %s ; RUN: not --crash llc -mtriple riscv64-unknown-elf -o - %s \ ; RUN: 2>&1 | FileCheck %s ; CHECK: LLVM ERROR: Functions with the interrupt attribute must have void return type! define i32 @isr1_user() #0 { ret i32 0 } attributes #0 = { "interrupt"="user" }