[Bug target/42924] [4.5 Regression] pex-unix.c:589:1: internal compiler error: output_operand

["dave at hiauly1 dot hia dot nrc dot ca" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #4 from dave at hiauly1 dot hia dot nrc dot ca  2010-02-01 21:00 -------
Subject: Re:   New: pex-unix.c:589:1: internal compiler error: output_operand

Breakpoint 3, output_addr_const (file=0x800003fffdfd0020,
    x=0x800003fffdc75228) at ../../gcc/gcc/final.c:3521
    3521      switch (GET_CODE (x))
    (gdb) p debug_rtx (x)
    (unspec:DI [
            (symbol_ref:DI ("environ") [flags 0x240] <var_decl 800003fffddcedc0
environ>)
        ] 2)
$6 = void
(gdb) bt
#0  output_addr_const (file=0x800003fffdfd0020, x=0x800003fffdc75228)
    at ../../gcc/gcc/final.c:3521
#1  0x40000000010910d0 in dw2_assemble_integer (size=-2147482625,
    x=0x800003fffdc75228) at ../../gcc/gcc/dwarf2asm.c:59
#2  0x4000000001091a90 in dw2_asm_output_addr_rtx (size=-2147482625,
addr=Cannot access memory at address 0x1a
)
    at ../../gcc/gcc/dwarf2asm.c:253
#3  0x40000000010e6f68 in output_loc_operands (loc=0x800003fffdfd0020)
    at ../../gcc/gcc/dwarf2out.c:5034
...

See:
http://gcc.gnu.org/ml/gcc-patches/2010-01/msg01471.html

Dave


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42924