diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/c90-const-expr-11.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/c90-const-expr-11.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c90-const-expr-11.c b/gcc/testsuite/gcc.dg/c90-const-expr-11.c new file mode 100644 index 00000000000..cfda93e12a4 --- /dev/null +++ b/gcc/testsuite/gcc.dg/c90-const-expr-11.c @@ -0,0 +1,27 @@ +/* Test for constant expressions: C90 aggregate initializers requiring + constant expressions. */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do compile } */ +/* { dg-options "-std=iso9899:1990 -pedantic-errors -O2" } */ + +#include <float.h> +#include <limits.h> + +double atan(double); + +struct s { double d; }; +struct t { int i; }; + +void +f (void) +{ + /* As in PR 14649 for static initializers. */ + struct s a = { atan (1.0) }; /* { dg-error "is not a constant expression|near initialization" } */ + /* Overflow. */ + struct t b = { INT_MAX + 1 }; /* { dg-warning "integer overflow in expression" } */ + /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 21 } */ + struct t c = { DBL_MAX }; /* { dg-warning "overflow in implicit constant conversion" } */ + /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 23 } */ + /* Bad operator outside sizeof. */ + struct s d = { 1 ? 1.0 : atan (a.d) }; /* { dg-error "is not a constant expression|near initialization" } */ +} |