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Subject: [Bug c/55383] New: -Wcast-qual reports incorrect message
Date: Sun, 18 Nov 2012 19:21:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55383

             Bug #: 55383
           Summary: -Wcast-qual reports incorrect message
    Classification: Unclassified
           Product: gcc
           Version: 4.7.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: gcc.hall@gmail.com


------------------------------------------------------
#include <string.h>
int
main( int argc, char *argv[] )
{
  volatile double val;
  memset( (void*)&val, 0, sizeof(double) );
}
---------------------------------------------------------

 gcc -Wcast-qual bug.c
bug.c: In function 'main':
bug.c:7:11: warning: cast discards '__attribute__((noreturn))' qualifier from
pointer target type [-Wcast-qual]

~/j/ge* gcc -v               
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-redhat-linux/4.7.2/lto-wrapper
Target: x86_64-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
--infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla
--enable-bootstrap --enable-shared --enable-threads=posix
--enable-checking=release --disable-build-with-cxx
--disable-build-poststage1-with-cxx --with-system-zlib --enable-__cxa_atexit
--disable-libunwind-exceptions --enable-gnu-unique-object
--enable-linker-build-id --with-linker-hash-style=gnu
--enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin
--enable-initfini-array --enable-java-awt=gtk --disable-dssi
--with-java-home=/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre
--enable-libgcj-multifile --enable-java-maintainer-mode
--with-ecj-jar=/usr/share/java/eclipse-ecj.jar --disable-libjava-multilib
--with-ppl --with-cloog --with-tune=generic --with-arch_32=i686
--build=x86_64-redhat-linux
Thread model: posix
gcc version 4.7.2 20120921 (Red Hat 4.7.2-2) (GCC)