1; RUN: not llc -mtriple riscv32-unknown-elf -o - %s \ 2; RUN: 2>&1 | FileCheck %s 3; RUN: not llc -mtriple riscv64-unknown-elf -o - %s \ 4; RUN: 2>&1 | FileCheck %s 5 6; CHECK: LLVM ERROR: Functions with the interrupt attribute must have void return type! 7define i32 @isr1_user() #0 { 8 ret i32 0 9} 10 11 12attributes #0 = { "interrupt"="user" } 13