forked from OSchip/llvm-project
54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
// RUN: %clang_cc1 %s -triple=armv7-apple-darwin10 -emit-llvm -o - -fexceptions -fcxx-exceptions | FileCheck %s
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// Check that we annotate all compiler-synthesized runtime calls and
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// functions with the actual ABI-determined CC. This usually doesn't
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// matter as long as we're internally consistent (and the LLVM-default
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// CC is consistent with the real one), but it's possible for user
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// translation units to define these runtime functions (or, equivalently,
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// for us to get LTO'ed with such a translation unit), and then the
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// mismatch will kill us.
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//
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// rdar://12818655
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// CHECK: [[A:%.*]] = type { double }
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namespace test0 {
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struct A {
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double d;
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A();
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~A();
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};
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A global;
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// CHECK-LABEL: define internal void @__cxx_global_var_init()
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// CHECK: call [[A]]* @_ZN5test01AC1Ev([[A]]* @_ZN5test06globalE)
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// 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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// CHECK-NEXT: ret void
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}
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// CHECK: declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*) [[NOUNWIND]]
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namespace test1 {
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void test() {
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throw 0;
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}
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// CHECK-LABEL: define void @_ZN5test14testEv()
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// CHECK: [[T0:%.*]] = call i8* @__cxa_allocate_exception(i32 4) [[NOUNWIND]]
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// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to i32*
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// CHECK-NEXT: store i32 0, i32* [[T1]]
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// CHECK-NEXT: call void @__cxa_throw(i8* [[T0]], i8* bitcast (i8** @_ZTIi to i8*), i8* null) [[NORETURN:#[0-9]+]]
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// CHECK-NEXT: unreachable
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}
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// CHECK: declare i8* @__cxa_allocate_exception(i32)
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// CHECK: declare void @__cxa_throw(i8*, i8*, i8*)
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// CHECK-LABEL: define internal void @_GLOBAL__sub_I_runtimecc.cpp()
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// CHECK: call void @__cxx_global_var_init()
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// CHECK: attributes [[NOUNWIND]] = { nounwind }
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// CHECK: attributes [[NORETURN]] = { noreturn }
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