30 lines
1.2 KiB
Plaintext
30 lines
1.2 KiB
Plaintext
// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -emit-llvm -fobjc-arc -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s
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// WinEH requires funclet tokens on nounwind intrinsics if they can lower to
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// regular function calls in the course of IR transformations.
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//
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// This is the case for ObjC ARC runtime intrinsics. Test that clang emits the
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// funclet tokens for llvm.objc.retain and llvm.objc.storeStrong and that they
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// refer to their catchpad's SSA value.
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@class Ety;
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void opaque(void);
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void test_catch_with_objc_intrinsic(void) {
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@try {
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opaque();
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} @catch (Ety *ex) {
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// Destroy ex when leaving catchpad. This emits calls to intrinsic functions
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// llvm.objc.retain and llvm.objc.storeStrong
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}
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}
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// CHECK-LABEL: define{{.*}} void {{.*}}test_catch_with_objc_intrinsic
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// ...
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// CHECK: catch.dispatch:
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// CHECK-NEXT: [[CATCHSWITCH:%[0-9]+]] = catchswitch within none
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// ...
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// CHECK: catch:
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// CHECK-NEXT: [[CATCHPAD:%[0-9]+]] = catchpad within [[CATCHSWITCH]]
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// CHECK: {{%[0-9]+}} = call {{.*}} @llvm.objc.retain{{.*}} [ "funclet"(token [[CATCHPAD]]) ]
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// CHECK: call {{.*}} @llvm.objc.storeStrong{{.*}} [ "funclet"(token [[CATCHPAD]]) ]
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