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      1 // RUN: %clang_cc1 -triple thumb-apple-darwin -target-abi aapcs -target-cpu cortex-m3 -emit-llvm -o - %s | FileCheck %s
      2 // RUN: %clang_cc1 -triple arm-apple-darwin -target-abi apcs-gnu -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-APCS
      3 
      4 __attribute__((interrupt)) void test_generic_interrupt() {
      5   // CHECK: define arm_aapcscc void @test_generic_interrupt() [[GENERIC_ATTR:#[0-9]+]]
      6 
      7   // CHECK-APCS: define void @test_generic_interrupt() [[GENERIC_ATTR:#[0-9]+]]
      8 }
      9 
     10 __attribute__((interrupt("IRQ"))) void test_irq_interrupt() {
     11   // CHECK: define arm_aapcscc void @test_irq_interrupt() [[IRQ_ATTR:#[0-9]+]]
     12 }
     13 
     14 __attribute__((interrupt("FIQ"))) void test_fiq_interrupt() {
     15   // CHECK: define arm_aapcscc void @test_fiq_interrupt() [[FIQ_ATTR:#[0-9]+]]
     16 }
     17 
     18 __attribute__((interrupt("SWI"))) void test_swi_interrupt() {
     19   // CHECK: define arm_aapcscc void @test_swi_interrupt() [[SWI_ATTR:#[0-9]+]]
     20 }
     21 
     22 __attribute__((interrupt("ABORT"))) void test_abort_interrupt() {
     23   // CHECK: define arm_aapcscc void @test_abort_interrupt() [[ABORT_ATTR:#[0-9]+]]
     24 }
     25 
     26 
     27 __attribute__((interrupt("UNDEF"))) void test_undef_interrupt() {
     28   // CHECK: define arm_aapcscc void @test_undef_interrupt() [[UNDEF_ATTR:#[0-9]+]]
     29 }
     30 
     31 // CHECK: attributes [[GENERIC_ATTR]] = { nounwind alignstack=8 {{"interrupt"[^=]}}
     32 // CHECK: attributes [[IRQ_ATTR]] = { nounwind alignstack=8 "interrupt"="IRQ"
     33 // CHECK: attributes [[FIQ_ATTR]] = { nounwind alignstack=8 "interrupt"="FIQ"
     34 // CHECK: attributes [[SWI_ATTR]] = { nounwind alignstack=8 "interrupt"="SWI"
     35 // CHECK: attributes [[ABORT_ATTR]] = { nounwind alignstack=8 "interrupt"="ABORT"
     36 // CHECK: attributes [[UNDEF_ATTR]] = { nounwind alignstack=8 "interrupt"="UNDEF"
     37 
     38 // CHECK-APCS: attributes [[GENERIC_ATTR]] = { nounwind "interrupt"
     39