FULL PRODUCT VERSION :
java version "1.8.0_25"
Java(TM) SE Runtime Environment (build 1.8.0_25-b17)
Java HotSpot(TM) 64-Bit Server VM (build 25.25-b02, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
x86_64 GNU/Linux

A DESCRIPTION OF THE PROBLEM :
Type inference doesn't work on conditional expressions that compiled with javac7.

REGRESSION. Last worked in version 7u67

ADDITIONAL REGRESSION INFORMATION:
java version "1.7.0_67"
Java(TM) SE Runtime Environment (build 1.7.0_67-b01)
Java HotSpot(TM) 64-Bit Server VM (build 24.65-b04, mixed mode)


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
$ javac Test.java

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
The compilation should succeed.
ACTUAL -
The compilation does not succeed.

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Test.java:9: error: reference to f is ambiguous
    f(!lx.isEmpty() ? lx.get(0) : 0); // both method f(Object) in Test and method f(int) in Test match
    ^
  both method f(Object) in Test and method f(int) in Test match
1 error


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
import java.util.List;

abstract class Test {
  abstract void f(Object o);
  abstract void f(int i);

  void m(List<Integer> lx) {
    f(!lx.isEmpty() ? 0 : lx.get(0)); // OK
    f(!lx.isEmpty() ? lx.get(0) : 0); // error: both method f(Object) in Test and method f(int) in Test match
  }
}

---------- END SOURCE ----------