| /* Test for -Wtraditional warnings on integer constant types. |
| Note, gcc should omit these warnings in system header files. |
| By Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8/22/2000. */ |
| /* { dg-do compile } */ |
| /* { dg-options "-Wtraditional" } */ |
| |
| void |
| testfunc (void) |
| { |
| long long i; |
| |
| /* Octal and hex values shouldn't issue -Wtraditional warnings. */ |
| i = 0x80000000; |
| i = 0xFFFFFFFF; |
| i = 037777777777; |
| |
| i = 0x8000000000000000; |
| i = 0xFFFFFFFFFFFFFFFF; |
| i = 01777777777777777777777; |
| |
| /* We expect to get either a "width of integer constant changes with |
| -traditional" warning or an "integer constant is unsigned in ISO |
| C, signed with -traditional" warning depending on whether we are |
| testing on a 32 or 64 bit platform. Either warning means the |
| test passes and both matched by checking for "integer constant". */ |
| i = 18446744073709551615; /* { dg-warning "integer constant" "integer constant" } */ |
| |
| # 29 "sys-header.h" 3 |
| /* We are in system headers now, no -Wtraditional warnings should issue. */ |
| |
| i = 0x80000000; |
| i = 0xFFFFFFFF; |
| i = 037777777777; |
| |
| i = 0x8000000000000000; |
| i = 0xFFFFFFFFFFFFFFFF; |
| i = 01777777777777777777777; |
| |
| i = 9223372036854775807; |
| i = 18446744073709551615; |
| } |
| |
| /* Ignore "decimal constant is so large that it is unsigned" warnings. */ |
| /* { dg-warning "decimal constant" "decimal constant" { target *-*-* } 26 } */ |