[Bug c/31457] New: Internal Compiler Error

[henman at it dot to-be dot co dot jp]

Error: unrecognizable insn

(1) $ /usr/local/bin/gcc -v
Using built-in specs.
Target: i686-pc-cygwin
Configured with: ../configure --enable-languages=c,c++,objc,fortran,java
--cache-file=build_cache.dat
Thread model: single
gcc version 4.1.3 20070402 (prerelease)


(2) system type:  CYGWIN_NT-5.1 1.5.24(0.156/4/2) 2007-01-31 10:57

(3) The options given when GCC was configured/built:
../configure --enable-languages=c,c++,objc,fortran,java
--cache-file=build_cache.dat

(4) The complete command line that triggers the bug

/usr/local/bin/gcc -c -I.  -DHAVE_CONFIG_H -DMODULE -Wall -Wmissing-prototypes
-O2  -o rlimits..o rlimits.c

(5)the compiler output (error messages, warnings, etc.):

rlimits.c: In function 'bin_unlimit':
rlimits.c:663: error: unrecognizable insn:
(insn 45 44 46 5 (set (reg:SI 84)
        (const:SI (plus:SI (mem:SI (symbol_ref:SI ("#i.current_limits")
<var_decl 0x7ff917b8 current_limits>) [0 S4 A8])
                (const_int 4 [0x4])))) -1 (nil)
    (nil))
rlimits.c:663: internal compiler error: in extract_insn, at recog.c:2084
Please submit a full bug report,
with preprocessed source if appropriate.


(6) The preprocessed file (*.i*) that triggers the bug, generated by adding
-save-temps to the above command line which triggers the bug.


Line# 633 of "rlimits.c" is:
        for (; *argv; argv++) {

------- This occurred while trying to compile 

zsh VERS=4.3.2
zsh source at: ftp://ftp.zsh.org/zsh


Hopefully this information helps.

Regards,
  d. henman


-- 
           Summary: Internal Compiler Error
           Product: gcc
           Version: 4.1.3
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: henman at it dot to-be dot co dot jp
GCC target triplet: i686-pc-cygwin


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31457