Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/Wimplicit-fallthrough-1.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* PR c/7652 */ /* { dg-do compile } */ /* { dg-options "-Wimplicit-fallthrough" } */ /* Test taken from <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0188r0.pdf>. */ extern void f (int); void foo (int n) { switch (n) { case 22: case 33: f (1); /* { dg-warning "statement may fall through" } */ case 44: f (2); __attribute__((fallthrough)); case 55: if (n > 10) { f (3); break; } else { f (4); __attribute__((fallthrough)); } case 66: f (5); __attribute__((fallthrough)); /* { dg-warning "not preceding" } */ f (6); /* { dg-warning "statement may fall through" } */ case 77: f (7); } }