| 1 | // RUN: %clang_cc1 %s -triple=armv7-apple-darwin10 -emit-llvm -o - -fexceptions -fcxx-exceptions | FileCheck %s |
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| 2 | |
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| 3 | // Check that we annotate all compiler-synthesized runtime calls and |
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| 4 | // functions with the actual ABI-determined CC. This usually doesn't |
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| 5 | // matter as long as we're internally consistent (and the LLVM-default |
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| 6 | // CC is consistent with the real one), but it's possible for user |
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| 7 | // translation units to define these runtime functions (or, equivalently, |
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| 8 | // for us to get LTO'ed with such a translation unit), and then the |
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| 9 | // mismatch will kill us. |
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| 10 | // |
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| 11 | // rdar://12818655 |
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| 12 | |
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| 13 | // CHECK: [[A:%.*]] = type { double } |
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| 14 | |
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| 15 | namespace test0 { |
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| 16 | struct A { |
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| 17 | double d; |
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| 18 | A(); |
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| 19 | ~A(); |
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| 20 | }; |
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| 21 | |
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| 22 | A global; |
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| 23 | // CHECK-LABEL: define internal void @__cxx_global_var_init() |
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| 24 | // CHECK: call [[A]]* @_ZN5test01AC1Ev([[A]]* @_ZN5test06globalE) |
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| 25 | // CHECK-NEXT: call i32 @__cxa_atexit(void (i8*)* bitcast ([[A]]* ([[A]]*)* @_ZN5test01AD1Ev to void (i8*)*), i8* bitcast ([[A]]* @_ZN5test06globalE to i8*), i8* @__dso_handle) [[NOUNWIND:#[0-9]+]] |
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| 26 | // CHECK-NEXT: ret void |
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| 27 | } |
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| 28 | |
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| 29 | // CHECK: declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*) [[NOUNWIND]] |
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| 30 | |
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| 31 | namespace test1 { |
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| 32 | void test() { |
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| 33 | throw 0; |
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| 34 | } |
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| 35 | |
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| 36 | // CHECK-LABEL: define void @_ZN5test14testEv() |
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| 37 | // CHECK: [[T0:%.*]] = call i8* @__cxa_allocate_exception(i32 4) [[NOUNWIND]] |
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| 38 | // CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to i32* |
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| 39 | // CHECK-NEXT: store i32 0, i32* [[T1]] |
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| 40 | // CHECK-NEXT: call void @__cxa_throw(i8* [[T0]], i8* bitcast (i8** @_ZTIi to i8*), i8* null) [[NORETURN:#[0-9]+]] |
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| 41 | // CHECK-NEXT: unreachable |
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| 42 | } |
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| 43 | |
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| 44 | // CHECK: declare i8* @__cxa_allocate_exception(i32) |
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| 45 | |
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| 46 | // CHECK: declare void @__cxa_throw(i8*, i8*, i8*) |
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| 47 | |
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| 48 | // CHECK-LABEL: define internal void @_GLOBAL__sub_I_runtimecc.cpp() |
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| 49 | // CHECK: call void @__cxx_global_var_init() |
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| 50 | |
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| 51 | |
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| 52 | // CHECK: attributes [[NOUNWIND]] = { nounwind } |
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| 53 | // CHECK: attributes [[NORETURN]] = { noreturn } |
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| 54 | |
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