foo.cc:91:1: error: expected unqualified-id before 'if'
 if (x > y <= z)
 ^~
foo.cc:93:1: error: expected unqualified-id before 'else'
 else
 ^~~~
foo.cc:96:1: error: expected unqualified-id before 'return'
 return 0;
 ^~~~~~
foo.cc:97:1: error: expected declaration before '}' token
 }
 ^

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