diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/Wlogical-op-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/Wlogical-op-1.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/Wlogical-op-1.c b/gcc/testsuite/gcc.dg/Wlogical-op-1.c new file mode 100644 index 000000000..462b90bea --- /dev/null +++ b/gcc/testsuite/gcc.dg/Wlogical-op-1.c @@ -0,0 +1,77 @@ +/* + { dg-do compile } + { dg-options "-Wlogical-op" } +*/ + +enum { a, ba, b }; + +enum testenum { t1, t2}; + +extern int c; +extern char bool_a, bool_b; + +extern int testa(); + +void foo() +{ + if ( testa() && b ) /* { dg-warning "logical" } */ + (void)testa(); + + if ( c && b ) /* { dg-warning "logical" } */ + (void)testa(); + + if ( c && 0x42 ) /* { dg-warning "logical" } */ + (void)testa(); + + if ( c && 0x80 >>6) /* { dg-warning "logical" } */ + (void)testa(); + + + if ( b && c == a ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( 1 && c ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( t2 && b ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( 0 && c == a ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( b && 1 ) /* { dg-bogus "logical" } */ + (void)testa(); +} + + +void bar() +{ + if ( testa() || b ) /* { dg-warning "logical" } */ + (void)testa(); + + if ( c || b ) /* { dg-warning "logical" } */ + (void)testa(); + + if ( c || 0x42 ) /* { dg-warning "logical" } */ + (void) testa(); + + if ( c || 0x80 >>6) /* { dg-warning "logical" } */ + (void)testa(); + + + if ( b || c == a ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( 1 || c ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( t2 || b ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( 0 || c == a ) /* { dg-bogus "logical" } */ + (void)testa(); + + if ( b || 1 ) /* { dg-bogus "logical" } */ + (void)testa(); +} + |