[Bug middle-end/33696] New: [4.3 Regression] Type checking error with unary minus and subtraction

[rguenth at gcc dot gnu dot org]

typedef unsigned char uint8_t;
typedef unsigned int uint_least32_t;
extern int foo (long int __off);
void write (uint_least32_t chunk_len)
{
     uint8_t tmp[4];
     foo (-(long)chunk_len - sizeof(tmp));
}

smm.3.min.ii: In function 'write':
smm.3.min.ii:5: error: type mismatch in binary expression
long unsigned int

long unsigned int

long int

D.1197 = 4294967292 - chunk_len.0
smm.3.min.ii:5: internal compiler error: verify_gimple failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


-- 
           Summary: [4.3 Regression] Type checking error with unary minus
                    and subtraction
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code, ice-checking
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33696