[Bug target/42509] [4.5 Regression] bootstrap failure in stage3 (integer overflow in preprocessor expression)

[rearnsha at gcc dot gnu dot org]

------- Comment #10 from rearnsha at gcc dot gnu dot org  2010-04-01 15:11 
-------
Insn sequence from postreload dump (order is correct):

(insn 4979 1883 4589 173 /home/rearnsha/gnusrc/gcc/trunk/libcpp/expr.c:1281
(set (mem/c:SI (plus:SI (reg/f:SI 13 sp)
                (const_int 276 [0x114])) [87 %sfp+-540 S4 A64])
        (reg:SI 2 r2)) 585 {*thumb2_movsi_vfp} (nil))

(insn 4589 4979 4980 173 /home/rearnsha/gnusrc/gcc/trunk/libcpp/expr.c:1281
(set (reg:DI 2 r2 [1071])
        (const_int 1 [0x1])) 587 {*thumb2_movdi_vfp} (expr_list:REG_EQUIV
(const_int 1 [0x1])
        (nil)))

(insn 4980 4589 4981 173 /home/rearnsha/gnusrc/gcc/trunk/libcpp/expr.c:1281
(set (reg:SI 1 r1)
        (plus:SI (reg/f:SI 13 sp)
            (const_int 272 [0x110]))) 4 {*arm_addsi3} (nil))

(insn 4981 4980 1885 173 /home/rearnsha/gnusrc/gcc/trunk/libcpp/expr.c:1281
(set (reg:DI 0 r0)
        (mem/c:DI (reg:SI 1 r1) [87 %sfp+-544 S8 A64])) 587 {*thumb2_movdi_vfp}
(nil))

(insn 1885 4981 1887 173 /home/rearnsha/gnusrc/gcc/trunk/libcpp/expr.c:1281
(set (reg:DI 2 r2 [1070])
        (and:DI (reg:DI 2 r2 [1071])
            (reg:DI 0 r0))) 64 {anddi3} (expr_list:REG_EQUAL (and:DI (mem/c:DI
(plus:SI (reg/f:SI 13 sp)
                    (const_int 272 [0x110])) [87 %sfp+-544 S8 A64])
            (const_int 1 [0x1]))
        (nil)))


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42509