diff options
Diffstat (limited to 'gcc/testsuite/c-c++-common/Wimplicit-fallthrough-10.c')
-rw-r--r-- | gcc/testsuite/c-c++-common/Wimplicit-fallthrough-10.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-10.c b/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-10.c new file mode 100644 index 00000000000..99e44d9be7a --- /dev/null +++ b/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-10.c @@ -0,0 +1,239 @@ +/* PR c/7652 */ +/* { dg-do compile } */ +/* { dg-options "-Wimplicit-fallthrough" } */ + +extern void bar (int); + +void +f (int i) +{ + switch (i) + { + case 1: + if (i) + { + bar (0); + break; + } + else if (i > 10) + { + bar (1); + __attribute__((fallthrough)); + } + else + break; + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) /* { dg-warning "statement may fall through" } */ + bar (2); + else if (i > 10) + { + bar (3); + __attribute__((fallthrough)); + } + else + break; + case 2: + bar (4); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + break; + } + else if (i > 10) /* { dg-warning "statement may fall through" } */ + { + bar (1); + } + else + break; + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + break; + } + else if (i > 10) + { + bar (1); + break; + } + else + break; + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + break; + } + else if (i > 10) + { + bar (1); + break; + } + else + bar (2); /* { dg-warning "statement may fall through" } */ + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + __attribute__((fallthrough)); + } + else if (i > 10) + { + bar (1); + break; + } + else + bar (2); /* { dg-warning "statement may fall through" } */ + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + __attribute__((fallthrough)); + } + else if (i > 10) + { + bar (1); + __attribute__((fallthrough)); + } + else + break; + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + __attribute__((fallthrough)); + } + else if (i > 10) + { + bar (1); + __attribute__((fallthrough)); + } + else + bar (2); /* { dg-warning "statement may fall through" } */ + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + __attribute__((fallthrough)); + } + else if (i > 10) /* { dg-warning "statement may fall through" } */ + { + bar (1); + bar (2); + } + else + __attribute__((fallthrough)); + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) /* { dg-warning "statement may fall through" } */ + { + bar (0); + } + else if (i > 10) + { + bar (1); + } + else + { + bar (1); + __attribute__((fallthrough)); + } + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + __attribute__((fallthrough)); + } + else if (i > 10) + { + bar (1); + break; + } + else + { + bar (1); + __attribute__((fallthrough)); + } + case 2: + bar (99); + } + + switch (i) + { + case 1: + if (i) + { + bar (0); + break; + } + else if (i > 10) /* { dg-warning "statement may fall through" } */ + { + bar (1); + } + else + { + bar (1); + __attribute__((fallthrough)); + } + case 2: + bar (99); + } +} |