| /* { dg-do run } */ |
| /* { dg-options "-std=c99" } */ |
| /* { dg-options "-std=gnu99" { target *-*-hpux* } } */ |
| /* { dg-additional-options "-D__USE_MINGW_ANSI_STDIO=1" { target *-*-mingw* } } */ |
| /* { dg-xfail-run-if "non-conforming C99 snprintf" { *-*-hpux11.[012]* } } */ |
| |
| /* PR middle-end/47917 */ |
| |
| #include <stdio.h> |
| extern int memcmp (const void *, const void *, __SIZE_TYPE__); |
| extern void abort (void); |
| |
| char buf1[6], buf2[6], buf3[4], buf4[4]; |
| int i; |
| |
| int |
| foo (void) |
| { |
| int ret = snprintf (buf1, sizeof buf1, "abcde"); |
| ret += snprintf (buf2, sizeof buf2, "abcdef") * 16; |
| ret += snprintf (buf3, sizeof buf3, "%s", i++ < 6 ? "abc" : "def") * 256; |
| ret += snprintf (buf4, sizeof buf4, "%s", i++ > 10 ? "abcde" : "defgh") * 4096; |
| return ret; |
| } |
| |
| int |
| main (void) |
| { |
| if (foo () != 5 + 6 * 16 + 3 * 256 + 5 * 4096) |
| abort (); |
| if (memcmp (buf1, "abcde", 6) != 0 |
| || memcmp (buf2, "abcde", 6) != 0 |
| || memcmp (buf3, "abc", 4) != 0 |
| || memcmp (buf4, "def", 4) != 0 |
| || i != 2) |
| abort (); |
| return 0; |
| } |