>>>>> Andrew Finley writes:
> Hello,
> I've noticed that with g++ 4.3 I get the following "warning: deprecated
> conversion from string constant to ‘char*’" when I call e.g.,
> Rprintf("Hello world"); or when I try to define a const char e.g., char
> lower = 'L';
> I am wrapping the c++ code in extern "C" {}. This seems to be something
> new with g++ 4.3, because the same code compiled without warnings with
> previous versions.
> Has anyone else had theses warnings? Any fixes?
Does this persist in a current version of 2.7.0 alpha?
Brian recently changed R_ext/Print.h to
-void Rprintf(char *, ...);
-void REprintf(char *, ...);
+void Rprintf(const char *, ...);
+void REprintf(const char *, ...);
to deal with this issue.
Best
-k
> I have included some example output below. Each warning corresponds to
> an Rprintf call.
> [EMAIL PROTECTED]:~/Rdevel/tmp$ R CMD SHLIB splmDIC.cpp covmodel.cpp util.cpp
> g++-4.3 -I/usr/local/lib/R/include -I/usr/local/lib/R/include
> -I/usr/local/include -fpic -g -O2 -c splmDIC.cpp -o splmDIC.o
> splmDIC.cpp: In function ‘SEXPREC* splmDIC(SEXPREC*, SEXPREC*, SEXPREC*,
> SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*,
> SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*,
> SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*, SEXPREC*)’:
> splmDIC.cpp:163: warning: deprecated conversion from string constant to
> ‘char*’
> splmDIC.cpp:164: warning: deprecated conversion from string constant to
> ‘char*’
> splmDIC.cpp:165: warning: deprecated conversion from string constant to
> ‘char*’
> splmDIC.cpp:430: warning: deprecated conversion from string constant to
> ‘char*’
> splmDIC.cpp:431: warning: deprecated conversion from string constant to
> ‘char*’
> g++-4.3 -shared -L/usr/local/lib -o splmDIC.so splmDIC.o covmodel.o
> util.o -L/usr/local/lib/R/lib -lRlapack -L/usr/local/lib/R/lib -lRblas
> -L/usr/lib/gcc/i486-linux-gnu/3.4.6 -lg2c -lm -lgcc_s
> Thanks for your time.
> Kind regards-
> Andy
> --
> Andrew Finley, PhD
> Natural Resources Building
> Michigan State University
> East Lansing, MI 48824-1222
> Phone: 517-432-7219
> Fax: 517-432-1143
> web: http://blue.for.msu.edu
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