Shader Error:fragment /Error linking shader program /

windows7 64bit
Visual_Studio_2013_5_ULT_ENU
OpenGL 3.3

Description of the Question OR Error

When Choosing the Advanced Save Options as Follows below:

Encoding:    Unicode-Codepage 1200
Line endings: Current Setting

Error linking shader program of 'ERROR: Definition for "void main()" not found occurs.

Solution for the Error Above

Encoding:    Chinese Simplied (GB2312) - Codepage 936
Line endings:    Current Setting

Error disapears.

then WHY THIS HAPPENS ?

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