make/linux/makefiles/gcc.make

*** 209,219 ****
    WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare
    WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
    WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
  endif
  
! WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value
  
  ifeq ($(USE_CLANG),)
    # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
    # conversions which might affect the values. Only enable it in earlier versions.
    ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
--- 209,219 ----
    WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare
    WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
    WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
  endif
  
! WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value -Wreturn-type
  
  ifeq ($(USE_CLANG),)
    # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
    # conversions which might affect the values. Only enable it in earlier versions.
    ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"