| // RUN: %clang_cc1 -triple x86_64-windows -fasync-exceptions -fcxx-exceptions -fexceptions -fms-extensions -x c++ -Wno-implicit-function-declaration -S -emit-llvm %s -o - | FileCheck %s |
| |
| // CHECK: define dso_local void @"?crash@@YAXH@Z |
| // CHECK: invoke void @llvm.seh.try.begin() |
| // CHECK: invoke void @llvm.seh.scope.begin() |
| // CHECK: invoke void @llvm.seh.scope.end() |
| |
| // CHECK: %[[dst:[0-9-]+]] = catchswitch within none [label %catch] unwind to caller |
| // CHECK: %[[dst1:[0-9-]+]] = catchpad within %[[dst]] [i8* null, i32 0, i8* null] |
| // CHECK: "funclet"(token %[[dst1]]) |
| |
| // CHECK: invoke void @llvm.seh.try.begin() |
| // CHECK: %[[src:[0-9-]+]] = load volatile i32, i32* %i |
| // CHECK-NEXT: invoke void @"?crash@@YAXH@Z"(i32 %[[src]]) |
| // CHECK: invoke void @llvm.seh.try.end() |
| |
| // ***************************************************************************** |
| // Abstract: Test CPP catch(...) under SEH -EHa option |
| |
| void printf(...); |
| int volatile *NullPtr = 0; |
| void foo() { |
| *NullPtr = 0; |
| } |
| int *pt1, *pt2, *pt3; |
| int g; |
| void crash(int i) { |
| g = i; |
| try { |
| struct A { |
| A() { |
| printf(" in A ctor \n"); |
| if (g == 0) |
| *NullPtr = 0; |
| } |
| ~A() { |
| printf(" in A dtor \n"); |
| } |
| } ObjA; |
| if (i == 1) |
| *NullPtr = 0; |
| } catch (...) { |
| printf(" in catch(...) funclet \n"); |
| if (i == 1) |
| throw(i); |
| } |
| } |
| |
| int main() { |
| for (int i = 0; i < 2; i++) { |
| __try { |
| crash(i); |
| } __except (1) { |
| printf(" Test CPP unwind: in except handler i = %d \n", i); |
| } |
| } |
| return 0; |
| } |