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; RUN: llvm-as -f %s -o - | %klee --no-output --exit-on-error
declare void @klee_abort()
define i32 @foo(i32 %val, i32 %fail) {
%code = icmp ne i32 0, %fail
br i1 %code, label %failing, label %return
failing:
unwind
return:
ret i32 %val
}
define void @test(i32 %should_fail) {
entry:
%res0 = invoke i32 (i32, i32)* @foo(i32 0, i32 %should_fail)
to label %check_phi unwind label %error
error:
%res1 = zext i8 1 to i32
br label %check_phi
check_phi:
%val = phi i32 [%never_used, %never_used_label], [%res0, %entry], [%res1, %error]
%ok = icmp eq i32 %val, %should_fail
br i1 %ok, label %exit, label %on_error
call void @klee_abort()
unreachable
on_error:
call void @klee_abort()
unreachable
exit:
ret void
;; this is so we hopefully fail if incomingBBIndex isn't set properly
never_used_label:
%never_used = zext i8 undef to i32
br label %check_phi
}
define i32 @main() {
call void (i32)* @test(i32 0)
call void (i32)* @test(i32 1)
ret i32 0
}
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