configuration - Change the C++ Build command line options with Eclipse -

eclipse 3.8 file>properties displays window: properties hw.cpp. c/c++ build>settings shows: settings tab: tool settings containing these text field values:

command:

g++ 

all options:

-o0 -g3 -wall -c -fmessage-length=0 

i add -std=c++1y all options field not editable. how change command line options?

the command field editable.

file>properties displays window: properties hw.cpp.

c/c++ build>settings shows: settings with: gcc c++ compiler/micellaneous containing text field:

other flags

-c -fmessage-length=0  

change to:

-c -fmessage-length=0 -std=c++1y 

the change show in uneditable field, all options.