// #target: macos-x64
module test;
fn void? x() {}
fn void main()
{
	int a;
	@catch(a > 0 ? x() : x());
}

/* #expect: test.ll

define void @test.main() #0 {
entry:
  %a = alloca i32, align 4
  %blockret = alloca i64, align 8
  %f = alloca i64, align 8
  store i32 0, ptr %a, align 4
  br label %testblock

testblock:                                        ; preds = %entry
  %0 = load i32, ptr %a, align 4
  %gt = icmp sgt i32 %0, 0
  br i1 %gt, label %cond.lhs, label %cond.rhs

cond.lhs:                                         ; preds = %testblock
  %1 = call i64 @test.x()
  %not_err = icmp eq i64 %1, 0
  %2 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
  br i1 %2, label %after_check, label %assign_optional

assign_optional:                                  ; preds = %cond.lhs
  store i64 %1, ptr %f, align 8
  br label %end_block

after_check:                                      ; preds = %cond.lhs
  br label %cond.phi

cond.rhs:                                         ; preds = %testblock
  %3 = call i64 @test.x()
  %not_err1 = icmp eq i64 %3, 0
  %4 = call i1 @llvm.expect.i1(i1 %not_err1, i1 true)
  br i1 %4, label %after_check3, label %assign_optional2

assign_optional2:                                 ; preds = %cond.rhs
  store i64 %3, ptr %f, align 8
  br label %end_block

after_check3:                                     ; preds = %cond.rhs
  br label %cond.phi

cond.phi:                                         ; preds = %after_check3, %after_check
  store i64 0, ptr %f, align 8
  br label %end_block

end_block:                                        ; preds = %cond.phi, %assign_optional2, %assign_optional
  %5 = load i64, ptr %f, align 8
  %i2b = icmp ne i64 %5, 0
  br i1 %i2b, label %if.then, label %if.exit

if.then:                                          ; preds = %end_block
  %6 = load i64, ptr %f, align 8
  store i64 %6, ptr %blockret, align 8
  br label %expr_block.exit

if.exit:                                          ; preds = %end_block
  store i64 0, ptr %blockret, align 8
  br label %expr_block.exit

expr_block.exit:                                  ; preds = %if.exit, %if.then
  ret void
}