llvm-project/clang/test/CodeGenCXX/exceptions-cxx-new.cpp

78 lines
2.3 KiB
C++

// RUN: %clang_cc1 %s -triple i686-pc-win32 -fms-extensions -fexceptions -fcxx-exceptions -emit-llvm -o - -std=c++11 | FileCheck %s
int f(int);
void test_catch() {
try {
f(1);
} catch (int) {
f(2);
} catch (double) {
f(3);
}
}
// CHECK-LABEL: define void @"\01?test_catch@@YAXXZ"(
// CHECK: invoke i32 @"\01?f@@YAHH@Z"(i32 1)
// CHECK: to label %[[NORMAL:.*]] unwind label %[[CATCHSWITCH:.*]]
// CHECK: [[CATCHSWITCH]]
// CHECK: %[[CATCHSWITCHPAD:.*]] = catchswitch within none [label %[[CATCH_INT:.*]], label %[[CATCH_DOUBLE:.*]]] unwind to caller
// CHECK: [[CATCH_INT]]
// CHECK: %[[CATCHPAD_INT:.*]] = catchpad within %[[CATCHSWITCHPAD]] [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
// CHECK: call i32 @"\01?f@@YAHH@Z"(i32 2)
// CHECK: catchret from %[[CATCHPAD_INT]] to label %[[LEAVE_INT_CATCH:.*]]
// CHECK: [[LEAVE_INT_CATCH]]
// CHECK: br label %[[LEAVE_FUNC:.*]]
// CHECK: [[LEAVE_FUNC]]
// CHECK: ret void
// CHECK: [[CATCH_DOUBLE]]
// CHECK: %[[CATCHPAD_DOUBLE:.*]] = catchpad within %[[CATCHSWITCHPAD]] [%rtti.TypeDescriptor2* @"\01??_R0N@8", i32 0, i8* null]
// CHECK: call i32 @"\01?f@@YAHH@Z"(i32 3)
// CHECK: catchret from %[[CATCHPAD_DOUBLE]] to label %[[LEAVE_DOUBLE_CATCH:.*]]
// CHECK: [[LEAVE_DOUBLE_CATCH]]
// CHECK: br label %[[LEAVE_FUNC]]
// CHECK: [[NORMAL]]
// CHECK: br label %[[LEAVE_FUNC]]
struct Cleanup {
~Cleanup() { f(-1); }
};
void test_cleanup() {
Cleanup C;
f(1);
}
// CHECK-LABEL: define {{.*}} @"\01?test_cleanup@@YAXXZ"(
// CHECK: invoke i32 @"\01?f@@YAHH@Z"(i32 1)
// CHECK: to label %[[LEAVE_FUNC:.*]] unwind label %[[CLEANUP:.*]]
// CHECK: [[LEAVE_FUNC]]
// CHECK: call x86_thiscallcc void @"\01??_DCleanup@@QAE@XZ"(
// CHECK: ret void
// CHECK: [[CLEANUP]]
// CHECK: %[[CLEANUPPAD:.*]] = cleanuppad within none []
// CHECK: call x86_thiscallcc void @"\01??_DCleanup@@QAE@XZ"(
// CHECK: cleanupret from %[[CLEANUPPAD]] unwind to caller
// CHECK-LABEL: define {{.*}} void @"\01??1Cleanup@@QAE@XZ"(
// CHECK: invoke i32 @"\01?f@@YAHH@Z"(i32 -1)
// CHECK: to label %[[LEAVE_FUNC:.*]] unwind label %[[TERMINATE:.*]]
// CHECK: [[LEAVE_FUNC]]
// CHECK: ret void
// CHECK: [[TERMINATE]]
// CHECK: %[[CLEANUPPAD:.*]] = cleanuppad within none []
// CHECK-NEXT: call void @"\01?terminate@@YAXXZ"() {{.*}} [ "funclet"(token %[[CLEANUPPAD]]) ]