Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/c-c++-common/Wimplicit-fallthrough-14.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-14.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,162 @@ +/* PR c/7652 */ +/* { dg-do compile } */ +/* { dg-options "-Wimplicit-fallthrough" } */ + +/* Test various falls through comments. */ + +extern void bar (int); + +void +fn (int i) +{ + switch (i) + { + case -1: + bar (-1); + /*-fallthrough*/ + case 0: + bar (0); + /*@fallthrough@*/ + case 1: + bar (1); + /* FALL THRU */ + case 2: + bar (2); + /* FALLTHRU */ + case 3: + bar (3); + /* FALLS THRU */ + case 4: + bar (4); + /* FALL-THRU */ + case 5: + bar (5); + /* FALL THROUGH */ + case 6: + bar (6); + /* FALLTHROUGH */ + case 7: + bar (7); + /* FALLS THROUGH */ + case 8: + bar (8); + /* FALL-THROUGH */ + case 9: + bar (9); + /*FALLTHRU*/ + case 10: + bar (10); + /* FALLTHRU.*/ + case 11: + bar (11); + /* FALLTHROUGH. */ + case 12: + bar (12); + /* Fall thru */ + case 13: + bar (13); + /* Falls thru */ + case 14: + bar (14); + /* Fall-thru */ + case 15: + bar (15); + /* Fall Thru */ + case 16: + bar (16); + /* Falls Thru */ + case 17: + bar (17); + /* Fall-Thru */ + case 18: + bar (18); + /* Fall through */ + case 19: + bar (19); + /* Falls through */ + case 20: + bar (20); + /* Fall-through */ + case 21: + bar (21); + /* Fall Through */ + case 22: + bar (22); + /* Falls Through */ + case 23: + bar (23); + /* Fall-Through */ + case 24: + bar (24); + /* Falls through. */ + case 25: + bar (25); + /* Falls through. */ + case 26: + bar (26); + /* fall thru */ + case 27: + bar (27); + /* falls thru */ + case 28: + bar (28); + /* fall-thru */ + case 29: + bar (29); + /* fall thru */ + case 30: + bar (30); + /* falls thru */ + case 31: + bar (31); + /* fall-thru */ + case 32: + bar (32); + /* fall through */ + case 33: + bar (33); + /* falls through */ + case 34: + bar (34); + /* fall-through */ + default: + bar (99); + } + + switch (i) + { + case 0: + i++; + /*@fallthrough@*/ +L: + default: + bar (6); + } + + { + __label__ L2; + switch (i) + { + case 0: + i++; + /*@fallthrough@*/ +L2: + default: + bar (6); + } + } + + /* Don't generate false -Wswitch-unreachable warning. */ + switch (i) + { + /*FALLTHROUGH*/ + case 0: + i++; + } + + if (i) + { + /* fall through */ + L1:; + } +}