| ; RUN: opt -S -winehprepare < %s | FileCheck %s |
| |
| target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-pc-windows-msvc" |
| |
| @str.__except = internal unnamed_addr constant [9 x i8] c"__except\00", align 1 |
| |
| ; Function Attrs: uwtable |
| |
| declare i32 @puts(i8*) |
| |
| define void @may_crash() { |
| entry: |
| store volatile i32 42, i32* null, align 4 |
| ret void |
| } |
| |
| declare i32 @__C_specific_handler(...) |
| |
| ; Function Attrs: nounwind readnone |
| declare i8* @llvm.frameaddress(i32) |
| |
| ; Function Attrs: uwtable |
| define void @seh_catch_all() personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) { |
| entry: |
| %exn.slot = alloca i8* |
| %ehselector.slot = alloca i32 |
| invoke void @may_crash() |
| to label %invoke.cont unwind label %lpad |
| |
| invoke.cont: ; preds = %entry |
| br label %__try.cont |
| |
| lpad: ; preds = %entry |
| %0 = landingpad { i8*, i32 } |
| catch i8* null |
| %1 = extractvalue { i8*, i32 } %0, 0 |
| store i8* %1, i8** %exn.slot |
| %2 = extractvalue { i8*, i32 } %0, 1 |
| store i32 %2, i32* %ehselector.slot |
| br label %__except |
| |
| __except: ; preds = %lpad |
| %call = call i32 @puts(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @str.__except, i32 0, i32 0)) |
| br label %__try.cont |
| |
| __try.cont: ; preds = %__except, %invoke.cont |
| ret void |
| } |
| |
| ; CHECK-LABEL: define void @seh_catch_all() |
| ; CHECK: landingpad |
| ; CHECK-NEXT: catch i8* null |
| ; CHECK-NEXT: call i8* (...) @llvm.eh.actions(i32 1, i8* null, i32 -1, i8* blockaddress(@seh_catch_all, %lpad.split)) |
| ; CHECK-NEXT: indirectbr |
| ; |
| ; CHECK: lpad.split: |
| ; CHECK-NOT: extractvalue |
| ; CHECK: call i32 @puts |
