; RUN: not --crash opt < %s -wasm-lower-em-ehsjlj -wasm-enable-eh -wasm-enable-sjlj -S 2>&1 | FileCheck %s target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" target triple = "wasm32-unknown-unknown" %struct.__jmp_buf_tag = type { [6 x i32], i32, [32 x i32] } @_ZTIi = external constant i8* define void @setjmp_within_catch() personality i8* bitcast (i32 (...)* @__gxx_wasm_personality_v0 to i8*) { entry: %buf = alloca [1 x %struct.__jmp_buf_tag], align 16 invoke void @foo() to label %try.cont unwind label %catch.dispatch catch.dispatch: ; preds = %entry %0 = catchswitch within none [label %catch.start] unwind to caller catch.start: ; preds = %catch.dispatch %1 = catchpad within %0 [i8* bitcast (i8** @_ZTIi to i8*)] %2 = call i8* @llvm.wasm.get.exception(token %1) %3 = call i32 @llvm.wasm.get.ehselector(token %1) %4 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #0 %matches = icmp eq i32 %3, %4 br i1 %matches, label %catch, label %rethrow catch: ; preds = %catch.start %5 = call i8* @__cxa_begin_catch(i8* %2) #0 [ "funclet"(token %1) ] %6 = bitcast i8* %5 to i32* %7 = load i32, i32* %6, align 4 %arraydecay = getelementptr inbounds [1 x %struct.__jmp_buf_tag], [1 x %struct.__jmp_buf_tag]* %buf, i32 0, i32 0 ; CHECK: LLVM ERROR: In function setjmp_within_catch: setjmp within a catch clause is not supported in Wasm EH ; CHECK-NEXT: %call = invoke i32 @setjmp %call = invoke i32 @setjmp(%struct.__jmp_buf_tag* noundef %arraydecay) #2 [ "funclet"(token %1) ] to label %invoke.cont1 unwind label %ehcleanup invoke.cont1: ; preds = %catch call void @__cxa_end_catch() #0 [ "funclet"(token %1) ] catchret from %1 to label %try.cont rethrow: ; preds = %catch.start call void @llvm.wasm.rethrow() #1 [ "funclet"(token %1) ] unreachable try.cont: ; preds = %entry, %invoke.cont1 ret void ehcleanup: ; preds = %catch %8 = cleanuppad within %1 [] call void @__cxa_end_catch() #0 [ "funclet"(token %8) ] cleanupret from %8 unwind to caller } declare void @foo() declare i32 @__gxx_wasm_personality_v0(...) ; Function Attrs: nounwind declare i8* @llvm.wasm.get.exception(token) #0 ; Function Attrs: nounwind declare i32 @llvm.wasm.get.ehselector(token) #0 ; Function Attrs: nounwind declare i32 @llvm.eh.typeid.for(i8*) #0 ; Function Attrs: noreturn declare void @llvm.wasm.rethrow() #1 declare i8* @__cxa_begin_catch(i8*) ; Function Attrs: returns_twice declare i32 @setjmp(%struct.__jmp_buf_tag* noundef) #2 declare void @__cxa_end_catch() attributes #0 = { nounwind } attributes #1 = { noreturn } attributes #2 = { returns_twice }