Viewing file:  pr42585.c (1.15 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
struct _fat_ptr
{
unsigned char *curr;
unsigned char *base;
unsigned char *last_plus_one;
};
int Cyc_string_ungetc (int ignore, struct _fat_ptr *sptr);
int
Cyc_string_ungetc (int ignore, struct _fat_ptr *sptr)
{
struct _fat_ptr *_T0;
struct _fat_ptr *_T1;
struct _fat_ptr _T2;
int _T3;
struct _fat_ptr _ans;
int _change;
{
_T0 = sptr;
_T1 = sptr;
_T2 = *sptr;
_T3 = -1;
_ans = _T2;
_change = -1;
_ans.curr += 4294967295U;
*sptr = _ans;
return (0);
}
}
/* The local aggregates . */
/* Whether the structs are totally scalarized or not depends on the
MOVE_RATIO macro definition in the back end. The scalarization will
not take place when using small values for MOVE_RATIO. */
/* { dg-final { scan-tree-dump-times "struct _fat_ptr _ans" 0 "optimized" { target { ! "aarch64*-*-* alpha*-*-* arm*-*-* avr-*-* nds32*-*-* powerpc*-*-* s390*-*-* sh*-*-*" } } } } */
/* { dg-final { scan-tree-dump-times "struct _fat_ptr _T2" 0 "optimized" { target { ! "aarch64*-*-* alpha*-*-* arm*-*-* avr-*-* nds32*-*-* powerpc*-*-* s390*-*-* sh*-*-*" } } } } */
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