/* Copyright (C) 2000 Free Software Foundation, Inc. */
|
/* Copyright (C) 2000 Free Software Foundation, Inc. */
|
|
|
/* { dg-do preprocess } */
|
/* { dg-do preprocess } */
|
|
|
/* Tests the _Pragma operator. Contributed by Neil Booth 1 Nov 2000. */
|
/* Tests the _Pragma operator. Contributed by Neil Booth 1 Nov 2000. */
|
|
|
/* Within the preprocessor, the easy pragma to test is "poison". */
|
/* Within the preprocessor, the easy pragma to test is "poison". */
|
|
|
#pragma GCC poison p1
|
#pragma GCC poison p1
|
p1 /* { dg-error "poisoned" } */
|
p1 /* { dg-error "poisoned" } */
|
|
|
/* Standard use of _Pragma. */
|
/* Standard use of _Pragma. */
|
_Pragma ("GCC poison p2")
|
_Pragma ("GCC poison p2")
|
p2 /* { dg-error "poisoned" } */
|
p2 /* { dg-error "poisoned" } */
|
|
|
/* Don't interpret _Pragmas in directives. The standard is not clear
|
/* Don't interpret _Pragmas in directives. The standard is not clear
|
on this, but I think this makes most sense. */
|
on this, but I think this makes most sense. */
|
#if 1 _Pragma (L"GCC poison p3") /* { dg-error "missing binary operator" } */
|
#if 1 _Pragma (L"GCC poison p3") /* { dg-error "missing binary operator" } */
|
p3
|
p3
|
#endif
|
#endif
|
|
|
#define M1 _Pragma ("GCC poison p4")
|
#define M1 _Pragma ("GCC poison p4")
|
p4 /* No problem; not yet poisoned. */
|
p4 /* No problem; not yet poisoned. */
|
#define M2(x) _Pragma (#x)
|
#define M2(x) _Pragma (#x)
|
|
|
/* Now test macro expansion with embedded _Pragmas. */
|
/* Now test macro expansion with embedded _Pragmas. */
|
M1 p4 /* { dg-error "poisoned" } */
|
M1 p4 /* { dg-error "poisoned" } */
|
M2 (GCC poison p5) p5 /* { dg-error "poisoned" } */
|
M2 (GCC poison p5) p5 /* { dg-error "poisoned" } */
|
|
|
/* Not interpreting _Pragma in directives means they don't nest. */
|
/* Not interpreting _Pragma in directives means they don't nest. */
|
_Pragma ("_Pragma (\"GCC poison p6\") GCC poison p7")
|
_Pragma ("_Pragma (\"GCC poison p6\") GCC poison p7")
|
p6
|
p6
|
p7
|
p7
|
|
|
/* Check we ignore them in false conditionals. */
|
/* Check we ignore them in false conditionals. */
|
#if 0
|
#if 0
|
_Pragma ("GCC poison p8")
|
_Pragma ("GCC poison p8")
|
#endif
|
#endif
|
p8 /* No problem. */
|
p8 /* No problem. */
|
|
|
