On 20 Aug, Pedro Lino wrote:
> Hi Don
>
>> Try patching solenv/inc/unxlng.mk and solenv/gbuild/platform/linux.mk to
>> add "-std=gnu++98" to CFLAGSCXX. I recommend doing this for 4.2.0 and
>> trunk as well.
>
> I have no idea how to do that... I'm just an advanced user ;)
> I can compile branch 4.2.x without problems (haven't tried trunk). My problem
> is with branch 4.1.8...
>
>> Newer versions of gcc default to compiling with more
>> modern C++ standards and spew lots of warnings about old C++ stuff in
>> our code. Telling the compiler to use an older C++ standard that is
>> more compatible with our code base will greatly reduce the
>> warnings/errors.
>
> Yes, that seems to be the problem. Too many errors :)
Save the patch below to a file 'patchfile' an apply it to the source
with
patch -p1 patchfile
or just do the edits by hand.
diff --git a/main/solenv/gbuild/platform/linux.mk
b/main/solenv/gbuild/platform/linux.mk
index 0a23a43f37..6ab0b336de 100644
--- a/main/solenv/gbuild/platform/linux.mk
+++ b/main/solenv/gbuild/platform/linux.mk
@@ -96,6 +96,7 @@ gb_CXXFLAGS := \
-fuse-cxa-atexit \
-fvisibility-inlines-hidden \
-fvisibility=hidden \
+ -std=gnu++98 \
-pipe \
ifneq ($(EXTERNAL_WARNINGS_NOT_ERRORS),TRUE)
diff --git a/main/solenv/inc/unxlng.mk b/main/solenv/inc/unxlng.mk
index 032f013564..f757ef14fb 100644
--- a/main/solenv/inc/unxlng.mk
+++ b/main/solenv/inc/unxlng.mk
@@ -84,7 +84,7 @@ CFLAGSEXCEPTIONS=-fexceptions -fno-enforce-eh-specs
CFLAGS_NO_EXCEPTIONS=-fno-exceptions
# -fpermissive should be removed as soon as possible
-CFLAGSCXX= -pipe $(ARCH_FLAGS)
+CFLAGSCXX= -pipe $(ARCH_FLAGS) -std=gnu++98
.IF "$(HAVE_GCC_VISIBILITY_FEATURE)" == "TRUE"
CFLAGSCXX += -fvisibility-inlines-hidden
.ENDIF # "$(HAVE_GCC_VISIBILITY_FEATURE)" == "TRUE"
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