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1; RUN: not llc -mtriple riscv32-unknown-elf -o - %s \2; RUN: 2>&1 | FileCheck %s3; RUN: not llc -mtriple riscv64-unknown-elf -o - %s \4; RUN: 2>&1 | FileCheck %s5 6; CHECK: LLVM ERROR: Functions with the interrupt attribute must have void return type!7define i32 @isr1_user() #0 {8 ret i32 09}10 11 12attributes #0 = { "interrupt"="supervisor" }13