diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/overflow-warn-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/overflow-warn-1.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/gcc/testsuite/gcc.dg/overflow-warn-1.c b/gcc/testsuite/gcc.dg/overflow-warn-1.c index fc02ce3e51a..9f763879f2d 100644 --- a/gcc/testsuite/gcc.dg/overflow-warn-1.c +++ b/gcc/testsuite/gcc.dg/overflow-warn-1.c @@ -12,23 +12,23 @@ enum e { /* Overflow in an unevaluated part of an expression is OK (example in the standard). */ E2 = 2 || 1 / 0, - E3 = 1 / 0, /* { dg-warning "warning: division by zero" } */ - /* { dg-error "error: enumerator value for 'E3' is not an integer constant" "enum error" { target *-*-* } 15 } */ + E3 = 1 / 0, /* { dg-warning "division by zero" } */ + /* { dg-error "enumerator value for 'E3' is not an integer constant" "enum error" { target *-*-* } 15 } */ /* But as in DR#031, the 1/0 in an evaluated subexpression means the whole expression violates the constraints. */ - E4 = 0 * (1 / 0), /* { dg-warning "warning: division by zero" } */ - /* { dg-error "error: enumerator value for 'E4' is not an integer constant" "enum error" { xfail *-*-* } 19 } */ - E5 = INT_MAX + 1, /* { dg-warning "warning: integer overflow in expression" } */ + E4 = 0 * (1 / 0), /* { dg-warning "division by zero" } */ + /* { dg-error "enumerator value for 'E4' is not an integer constant" "enum error" { xfail *-*-* } 19 } */ + E5 = INT_MAX + 1, /* { dg-warning "integer overflow in expression" } */ /* Again, overflow in evaluated subexpression. */ - E6 = 0 * (INT_MAX + 1), /* { dg-warning "warning: integer overflow in expression" } */ + E6 = 0 * (INT_MAX + 1), /* { dg-warning "integer overflow in expression" } */ /* A cast does not constitute overflow in conversion. */ E7 = (char) INT_MAX }; struct s { int a; - int : 0 * (1 / 0); /* { dg-warning "warning: division by zero" } */ - int : 0 * (INT_MAX + 1); /* { dg-warning "warning: integer overflow in expression" } */ + int : 0 * (1 / 0); /* { dg-warning "division by zero" } */ + int : 0 * (INT_MAX + 1); /* { dg-warning "integer overflow in expression" } */ }; void @@ -36,19 +36,19 @@ f (void) { /* This expression is not required to be a constant expression, so it should just involve undefined behavior at runtime. */ - int c = INT_MAX + 1; /* { dg-warning "warning: integer overflow in expression" } */ + int c = INT_MAX + 1; /* { dg-warning "integer overflow in expression" } */ } /* But this expression does need to be constant. */ -static int sc = INT_MAX + 1; /* { dg-warning "warning: integer overflow in expression" } */ +static int sc = INT_MAX + 1; /* { dg-warning "integer overflow in expression" } */ /* The first two of these involve overflow, so are not null pointer constants. The third has the overflow in an unevaluated subexpression, so is a null pointer constant. */ -void *p = 0 * (INT_MAX + 1); /* { dg-warning "warning: integer overflow in expression" } */ -/* { dg-warning "warning: initialization makes pointer from integer without a cast" "null" { target *-*-* } 48 } */ -void *q = 0 * (1 / 0); /* { dg-warning "warning: division by zero" } */ -/* { dg-warning "warning: initialization makes pointer from integer without a cast" "null" { xfail *-*-* } 50 } */ +void *p = 0 * (INT_MAX + 1); /* { dg-warning "integer overflow in expression" } */ +/* { dg-warning "initialization makes pointer from integer without a cast" "null" { target *-*-* } 48 } */ +void *q = 0 * (1 / 0); /* { dg-warning "division by zero" } */ +/* { dg-warning "initialization makes pointer from integer without a cast" "null" { xfail *-*-* } 50 } */ void *r = (1 ? 0 : INT_MAX+1); void @@ -56,9 +56,9 @@ g (int i) { switch (i) { - case 0 * (1/0): /* { dg-warning "warning: division by zero" } */ + case 0 * (1/0): /* { dg-warning "division by zero" } */ ; - case 1 + 0 * (INT_MAX + 1): /* { dg-warning "warning: integer overflow in expression" } */ + case 1 + 0 * (INT_MAX + 1): /* { dg-warning "integer overflow in expression" } */ ; } } @@ -66,13 +66,13 @@ g (int i) int h (void) { - return INT_MAX + 1; /* { dg-warning "warning: integer overflow in expression" } */ + return INT_MAX + 1; /* { dg-warning "integer overflow in expression" } */ } int h1 (void) { - return INT_MAX + 1 - INT_MAX; /* { dg-warning "warning: integer overflow in expression" } */ + return INT_MAX + 1 - INT_MAX; /* { dg-warning "integer overflow in expression" } */ } void fuc (unsigned char); @@ -82,14 +82,14 @@ void h2 (void) { fsc (SCHAR_MAX + 1); - fsc (SCHAR_MIN - 1); /* { dg-warning "warning: overflow in implicit constant conversion" } */ + fsc (SCHAR_MIN - 1); /* { dg-warning "overflow in implicit constant conversion" } */ fsc (UCHAR_MAX); - fsc (UCHAR_MAX + 1); /* { dg-warning "warning: overflow in implicit constant conversion" } */ + fsc (UCHAR_MAX + 1); /* { dg-warning "overflow in implicit constant conversion" } */ fuc (-1); - fuc (UCHAR_MAX + 1); /* { dg-warning "warning: large integer implicitly truncated to unsigned type" } */ + fuc (UCHAR_MAX + 1); /* { dg-warning "large integer implicitly truncated to unsigned type" } */ fuc (SCHAR_MIN); - fuc (SCHAR_MIN - 1); /* { dg-warning "warning: large integer implicitly truncated to unsigned type" } */ - fuc (-UCHAR_MAX); /* { dg-warning "warning: large integer implicitly truncated to unsigned type" } */ + fuc (SCHAR_MIN - 1); /* { dg-warning "large integer implicitly truncated to unsigned type" } */ + fuc (-UCHAR_MAX); /* { dg-warning "large integer implicitly truncated to unsigned type" } */ } void fui (unsigned int); |