Codegen error in if (try x = (false ? io::EOF? : 1)), i.e. using if-try with a CT known value.

test/test_suite/errors/try_known_optional2.c3t

@@ -3,18 +3,17 @@ module test;
 import std;
 fn int main()
 {
-	if (try x = (true ? io::EOF? : 3))
+	if (try x = (false ? io::EOF? : 3))
 	{}
 	return 0;
 }
 
 /* #expect: test.ll
 
+define i32 @main() #0 {
 entry:
   %x = alloca i32, align 4
   store i32 0, ptr %x, align 4
-  br label %catch_landing
-
-catch_landing:                                    ; preds = %entry
+  store i32 3, ptr %x, align 4
   ret i32 0
-}
+}