Thanks for the spelling catch, but unfortunately I am still getting the error message. It even happens with Blink, which I grab straight from the examples. My error code for Blink is:
Arduino: 1.6.10 (Mac OS X), Board: "Arduino/Genuino Uno"
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: WInterrupts.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: hooks.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: wiring.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: wiring_analog.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: wiring_digital.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: wiring_pulse.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: wiring_shift.c.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: CDC.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: HardwareSerial.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: HardwareSerial0.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: HardwareSerial1.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: HardwareSerial2.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: HardwareSerial3.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: IPAddress.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: PluggableUSB.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: Print.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: Stream.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: Tone.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: USBCore.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: WMath.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: WString.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: abi.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: main.cpp.o: plugin needed to handle lto object
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ar: /var/folders/jb/6jw8hh6s5p1820lznpx0mfgm0000gq/T/buildd5ae82e677127ac286f51de66781d807.tmp/core/new.cpp.o: plugin needed to handle lto object
Linking everything together...
"/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-gcc" -w -Os -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega328p -o "/var/folders/jb/6jw8hh6s5p1820lznpx0mfgm0000gq/T/buildd5ae82e677127ac286f51de66781d807.tmp/Blink.ino.elf" "/var/folders/jb/6jw8hh6s5p1820lznpx0mfgm0000gq/T/buildd5ae82e677127ac286f51de66781d807.tmp/sketch/Blink.ino.cpp.o" "/var/folders/jb/6jw8hh6s5p1820lznpx0mfgm0000gq/T/buildd5ae82e677127ac286f51de66781d807.tmp/core/core.a" "-L/var/folders/jb/6jw8hh6s5p1820lznpx0mfgm0000gq/T/buildd5ae82e677127ac286f51de66781d807.tmp" -lm
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../lib/gcc/avr/4.9.2/../../../../avr/bin/ld: /Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../libexec/gcc/avr/4.9.2/liblto_plugin.so: error loading plugin: dlopen(/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../libexec/gcc/avr/4.9.2/liblto_plugin.so, 2): Symbol not found: _environ
Referenced from: /Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/../libexec/gcc/avr/4.9.2/liblto_plugin.so
Expected in: /usr/lib/libSystem.B.dylib
collect2: error: ld returned 1 exit status
exit status 1
Error compiling for board Arduino/Genuino Uno.