# HG changeset patch
# User jprovino
# Date 1362595854 18000
# Node ID 67342b960b47b6ecab802a7e142bbaed37d83ba8
# Parent  47bc9800972c81c9defaa0683786cc9f6075d8df
8008474: Add -Wundef to warning flags.
Summary: Force use of undefined macros to be and error.
Reviewed-by: dholmes, mikael

diff -r 47bc9800972c -r 67342b960b47 make/bsd/makefiles/gcc.make
--- a/make/bsd/makefiles/gcc.make	Wed Mar 06 13:46:55 2013 -0500
+++ b/make/bsd/makefiles/gcc.make	Wed Mar 06 13:50:54 2013 -0500
@@ -168,12 +168,12 @@
 # conversions which might affect the values. To avoid that, we need to turn
 # it off explicitly. 
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef
 else
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wconversion -Wsign-compare -Wundef
 endif
 
-CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS)
+CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
 # Special cases
 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) 
 # XXXDARWIN: for _dyld_bind_fully_image_containing_address
diff -r 47bc9800972c -r 67342b960b47 make/linux/makefiles/gcc.make
--- a/make/linux/makefiles/gcc.make	Wed Mar 06 13:46:55 2013 -0500
+++ b/make/linux/makefiles/gcc.make	Wed Mar 06 13:50:54 2013 -0500
@@ -131,12 +131,12 @@
 # conversions which might affect the values. To avoid that, we need to turn
 # it off explicitly. 
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef
 else
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wconversion -Wsign-compare -Wundef
 endif
 
-CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS)
+CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
 # Special cases
 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) 
 
diff -r 47bc9800972c -r 67342b960b47 make/solaris/makefiles/gcc.make
--- a/make/solaris/makefiles/gcc.make	Wed Mar 06 13:46:55 2013 -0500
+++ b/make/solaris/makefiles/gcc.make	Wed Mar 06 13:50:54 2013 -0500
@@ -118,8 +118,8 @@
 # Compiler warnings are treated as errors 
 WARNINGS_ARE_ERRORS = -Werror 
 # Enable these warnings. See 'info gcc' about details on these options
-ADDITIONAL_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare 
-CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ADDITIONAL_WARNINGS) 
+WARNING_FLAGS = -Wpointer-arith -Wconversion -Wsign-compare -Wundef
+CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
 # Special cases 
 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))