test/CodeGen/avr/attributes/interrupt.c - llvm-project/clang - Git at Google

 // RUN: %clang_cc1 -triple avr-unknown-unknown -emit-llvm %s -o - | FileCheck %s

 // CHECK: define{{.*}} void @foo(){{.*}}#0
 __attribute__((interrupt)) void foo(void) { }

 // CHECK: attributes #0 = {{{.*interrupt.*}}}
	// RUN: %clang_cc1 -triple avr-unknown-unknown -emit-llvm %s -o - \| FileCheck %s

	// CHECK: define{{.}} void @foo(){{.}}#0
	__attribute__((interrupt)) void foo(void) { }

	// CHECK: attributes #0 = {{{.interrupt.}}}