197 endif
198
199 # Keep temporary files (.ii, .s)
200 ifdef NEED_ASM
201 CFLAGS += -save-temps
202 else
203 CFLAGS += -pipe
204 endif
205
206 # Compiler warnings are treated as errors
207 WARNINGS_ARE_ERRORS = -Werror
208
209 ifeq ($(USE_CLANG), true)
210 # However we need to clean the code up before we can unrestrictedly enable this option with Clang
211 WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses
212 WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare
213 WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
214 WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
215 endif
216
217 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value
218
219 ifeq ($(USE_CLANG),)
220 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
221 # conversions which might affect the values. Only enable it in earlier versions.
222 ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
223 WARNING_FLAGS += -Wconversion
224 endif
225 endif
226
227 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
228 # Special cases
229 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
230
231 # The flags to use for an Optimized g++ build
232 OPT_CFLAGS/SIZE=-Os
233 OPT_CFLAGS/SPEED=-O3
234
235 # Hotspot uses very unstrict aliasing turn this optimization off
236 # This option is added to CFLAGS rather than OPT_CFLAGS
237 # so that OPT_CFLAGS overrides get this option too.
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197 endif
198
199 # Keep temporary files (.ii, .s)
200 ifdef NEED_ASM
201 CFLAGS += -save-temps
202 else
203 CFLAGS += -pipe
204 endif
205
206 # Compiler warnings are treated as errors
207 WARNINGS_ARE_ERRORS = -Werror
208
209 ifeq ($(USE_CLANG), true)
210 # However we need to clean the code up before we can unrestrictedly enable this option with Clang
211 WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses
212 WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare
213 WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
214 WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
215 endif
216
217 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value -Wformat=2 -Wno-error=format-nonliteral
218
219 ifeq ($(USE_CLANG),)
220 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
221 # conversions which might affect the values. Only enable it in earlier versions.
222 ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
223 WARNING_FLAGS += -Wconversion
224 endif
225 endif
226
227 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
228 # Special cases
229 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
230
231 # The flags to use for an Optimized g++ build
232 OPT_CFLAGS/SIZE=-Os
233 OPT_CFLAGS/SPEED=-O3
234
235 # Hotspot uses very unstrict aliasing turn this optimization off
236 # This option is added to CFLAGS rather than OPT_CFLAGS
237 # so that OPT_CFLAGS overrides get this option too.
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