For PR786:

Turn -pedantic and -Wno-long-long compile flags on by default. In a few
places, avoid the warnings by removing these options in the local makefile.
One notable exception: lib/Target/CBackend/Writer.cpp. These warnings are
left on as a reminder to developers to clean them up.

llvm-svn: 28614

llvm/Makefile.rules

@@ -357,7 +357,8 @@ endif
 # Options To Invoke Tools
 #----------------------------------------------------------
 
-CompileCommonOpts := -Wall -W -Wwrite-strings -Wno-unused 
+CompileCommonOpts := -Wall -W -Wwrite-strings -Wno-unused -Wno-long-long \
+                     -pedantic 
 
 ifeq ($(OS),HP-UX)
   CompileCommonOpts := -D_REENTRANT -D_HPUX_SOURCE

llvm/lib/System/Makefile

@@ -14,3 +14,6 @@ BUILD_ARCHIVE = 1
 EXTRA_DIST = Unix Win32 README.txt
 
 include $(LEVEL)/Makefile.common
+
+CompileCommonOpts := $(filter-out -pedantic,$(CompileCommonOpts))
+CompileCommonOpts := $(filter-out -Wno-long-long,$(CompileCommonOpts))

llvm/lib/Target/CBackend/Makefile

@@ -9,5 +9,4 @@
 
 LEVEL = ../../..
 LIBRARYNAME = LLVMCBackend
-CXXFLAGS += -pedantic -Wno-long-long
 include $(LEVEL)/Makefile.common

llvm/projects/Stacker/lib/runtime/Makefile

@@ -12,3 +12,6 @@ DONT_BUILD_RELINKED = 1
 MODULE_NAME = stkr_runtime
 
 include $(LEVEL)/Makefile.common
+
+CompileCommonOpts := $(filter-out -pedantic,$(CompileCommonOpts))
+CompileCommonOpts := $(filter-out -Wno-long-long,$(CompileCommonOpts))

llvm/projects/sample/lib/sample/Makefile

@@ -19,3 +19,5 @@ LOADABLE_MODULE=1
 #
 include $(LEVEL)/Makefile.common
 
+CompileCommonOpts := $(filter-out -pedantic,$(CompileCommonOpts))
+CompileCommonOpts := $(filter-out -Wno-long-long,$(CompileCommonOpts))

llvm/runtime/libdummy/Makefile

@@ -15,3 +15,5 @@ BYTECODE_DESTINATION = $(CFERuntimeLibDir)
 
 include $(LEVEL)/Makefile.common
 
+CompileCommonOpts := $(filter-out -pedantic,$(CompileCommonOpts))
+CompileCommonOpts := $(filter-out -Wno-long-long,$(CompileCommonOpts))