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/* { dg-do compile } */
/* { dg-options "-Wall" } */
/* N1312 7.1.1: The FLOAT_CONST_DECIMAL64 pragma.
C99 6.4.4.2a (New).
Pragma STDC FLOAT_CONST_DECIMAL64 "shall occur either outside external
declarations or preceding all explicit declarations and statements
inside a compound statement." */
#pragma STDC FLOAT_CONST_DECIMAL64 OFF
#define MAX 200
#pragma STDC FLOAT_CONST_DECIMAL64 ON
double a;
#pragma STDC FLOAT_CONST_DECIMAL64 OFF
struct S1 {
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
int i;
int j;
};
struct S2 {
int i;
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
int j;
};
struct S3 {
int i;
int j;
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
};
enum E1 {
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */
one,
two
};
enum E2 {
red,
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */
blue
};
enum E3 {
cat,
dog
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */
};
double
#pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-error "#pragma" } */
b;
double
f1 (void)
{
#pragma STDC FLOAT_CONST_DECIMAL64 ON
return a;
}
double
f2 (void)
{
double b;
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
b = 0.5;
return a + b;
}
#pragma STDC FLOAT_CONST_DECIMAL64 OFF
double
f3 (void)
{
typedef double b32;
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
b32 b = 0.5;
return b;
}
double
f4 (int i)
{
top:
#pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-warning "invalid location" } */
if (i == 0)
return a;
a *= 2.;
i = 0;
goto top;
}
double
f5 (int i)
{
a = a * i;
#pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-warning "invalid location" } */
return a * 2.;
}
double
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */
f6 (void)
{
return a;
}
double
f7
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */
(void) /* { dg-error "before" } */
{
return a;
}
double
f8 (void)
{
{
#pragma STDC FLOAT_CONST_DECIMAL64 OFF
}
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
return a;
}
extern void foo9 (void *);
double
f9 (void)
{
__label__ here;
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
foo9 (&&here);
here:
return a;
}
double
f10 (void)
{
void foo10 (void) /* { dg-warning "defined but not used" } */
{
a = 1.0;
}
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
return a;
}
double
f11 (void)
{
__extension__
struct A {
struct { char a; };
char b;
};
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
return a;
}
double
f12 (void)
{
__extension__ ({ a = 0.5; });
#pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */
return a;
}
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