| /* PR rtl-optimization/44404 |
| foo() used to be miscompiled on ARM due to a bug in auto-inc-dec.c, |
| which resulted in "strb r1, [r1], #-36". */ |
| |
| /* { dg-do run } */ |
| /* { dg-options "-O2 -fno-unroll-loops" } */ |
| |
| extern char *strcpy (char *, const char *); |
| extern int strcmp (const char*, const char*); |
| extern void abort (void); |
| |
| char buf[128]; |
| |
| void __attribute__((noinline)) |
| bar (int a, const char *p) |
| { |
| if (strcmp (p, "0123456789abcdefghijklmnopqrstuvwxyz") != 0) |
| abort (); |
| } |
| |
| void __attribute__((noinline)) |
| foo (int a) |
| { |
| if (a) |
| bar (0, buf); |
| strcpy (buf, "0123456789abcdefghijklmnopqrstuvwxyz"); |
| bar (0, buf); |
| } |
| |
| int |
| main (void) |
| { |
| foo (0); |
| return 0; |
| } |
