[Bug c/36532] New: ICE in simplify_subreg at simplify-rtx.c:4484

[Bug c/36532] New: ICE in simplify_subreg at simplify-rtx.c:4484

[matti dot niemenmaa+gccbugs at iki dot fi]

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int main() {
        *"c" = 'x';
}

Compiling the above with just 'gcc asdf.c':

asdf.c: In function ‘main’:
asdf.c:2: internal compiler error: in simplify_subreg, at simplify-rtx.c:4484

I've duplicated this on both Windows and Linux, respective 'gcc -v' outputs are
as follows:
--
Using built-in specs.
Target: i686-pc-mingw32
Configured with: ../src/configure --prefix=c:/temp/gcc/dest
--enable-languages=c,c++ --enable-thread
s --disable-nls --disable-win32-registry --disable-sjlj-exceptions
--with-arch=i486 --with-tune=gene
ric --enable-cxx-flags=-fno-function-sections -fno-data-sections
--disable-libstdcxx-pch --disable-s
hared --enable-checking=release --disable-bootstrap
Thread model: win32
gcc version 4.2.1-dw2 (mingw32-2)
--
Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v
--enable-languages=c,c++,fortran,objc,obj-c++,treelang --prefix=/usr
--enable-shared --with-system-zlib --libexecdir=/usr/lib
--without-included-gettext --enable-threads=posix --enable-nls
--with-gxx-include-dir=/usr/include/c++/4.2 --program-suffix=-4.2
--enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr
--enable-targets=all --enable-checking=release --build=i486-linux-gnu
--host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.2.3 (Ubuntu 4.2.3-2ubuntu7)


-- 
           Summary: ICE in simplify_subreg at simplify-rtx.c:4484
           Product: gcc
           Version: 4.2.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: matti dot niemenmaa+gccbugs at iki dot fi


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36532

[Bug middle-end/36532] ICE in simplify_subreg at simplify-rtx.c:4484

[pinskia at gcc dot gnu dot org]

------- Comment #1 from pinskia at gcc dot gnu dot org  2008-06-13 18:52 -------
This code is undefined.


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
          Component|c                           |middle-end


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36532

[Bug middle-end/36532] ICE in simplify_subreg at simplify-rtx.c:4484

[pinskia at gcc dot gnu dot org]

------- Comment #2 from pinskia at gcc dot gnu dot org  2008-08-11 01:01 -------


*** This bug has been marked as a duplicate of 35468 ***


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |DUPLICATE


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36532