gnucash master: Multiple changes pushed

[Geert Janssens]

John,

I will be away on holidays soon. If you think my commit should be reverted, feel free to do so. I 
doubt I will have much online time available while I'm gone.

Geert

On Sunday 06 July 2014 10:05:27 John Ralls wrote:
> On Jul 5, 2014, at 11:34 PM, Sumit Bhardwaj <bhardwajs at gmail.com> wrote:
> > Sure, John. Here you go. Interestingly, I didn't find conftest.c in
> > the directory tree.
> > 
> > 'tree | grep conftest.c' gave no output.
> > 
> > Thanks,
> > Sumit
> > 
> > configure:25408: checking whether C++ compiler accepts
> > -Wno-deprecated-register configure:25427: g++ -c -g -O2
> > -std=gnu++11 -Werror -Wno-deprecated-register  conftest.cpp >&5
> > configure:25427: $? = 0
> > configure:25435: result: yes
> > configure:25449: checking whether C compiler accepts
> > -Wno-non-literal-null-conversion configure:25468: gcc -c -g -O2
> > -Werror -Wno-non-literal-null-conversion  conftest.c >&5
> > configure:25468: $? = 0
> > configure:25476: result: yes
> > configure:25484: checking what extra warning flags to pass to the C
> > compiler configure:25547: gcc -c  -Wall -Wunused
> > -Wmissing-prototypes -Wmissing-declarations 
> > -Wno-non-literal-null-conversion -Wno-unused -g -O2 -Werror
> > -D_FORTIFY_SOURCE=2  conftest.c >&5 configure:25547: $? = 0
> > configure:25560: result:  -Werror -Wdeclaration-after-statement
> > -Wno-pointer-sign -D_FORTIFY_SOURCE=2 configure:25697: checking
> > that generated files are newer than configure configure:25703:
> > result: done
> > configure:25835: creating ./config.status
> 
> Interesting. I suspect that AX_CHECK_COMPILE_FLAG isn't getting cc1
> invoked, only cpp, because it passes in an effectively empty program.
> 
> Try editing macros/m4_ax_check_compile_flag.m4 so that
>   AC_COMPILE_IFELSE([m4_default([$5],[AC_LANG_PROGRAM()])],
> becomes
>   AC_COMPILE_IFELSE([m4_default([$5],[AC_LANG_PROGRAM(
> 	[[const char hw[] = "Hello, World\n";]],
>         [[fputs (hw, stdout);]])]))])],
> 
> and see if that will get it to fail in configure. You'll need to
> re-run autogen.sh to pull the modified macro into configure.
> 
> Regards,
> John Ralls