forked from OSchip/llvm-project
193 lines
8.0 KiB
C
193 lines
8.0 KiB
C
// RUN: %clang_cc1 %s -fsyntax-only -verify -fms-extensions -Wunknown-pragmas
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// RUN: not %clang_cc1 %s -fms-extensions -E | FileCheck %s
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// REQUIRES: non-ps4-sdk
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// rdar://6495941
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#define FOO 1
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#define BAR "2"
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#pragma comment(linker,"foo=" FOO) // expected-error {{pragma comment requires parenthesized identifier and optional string}}
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// CHECK: #pragma comment(linker,"foo=" 1)
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#pragma comment(linker," bar=" BAR)
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// CHECK: #pragma comment(linker," bar=" "2")
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#pragma comment( user, "Compiled on " __DATE__ " at " __TIME__ )
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// CHECK: {{#pragma comment\( user, \"Compiled on \".*\" at \".*\" \)}}
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#pragma comment(foo) // expected-error {{unknown kind of pragma comment}}
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// CHECK: #pragma comment(foo)
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#pragma comment(compiler,) // expected-error {{expected string literal in pragma comment}}
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// CHECK: #pragma comment(compiler,)
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#define foo compiler
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#pragma comment(foo) // macro expand kind.
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// CHECK: #pragma comment(compiler)
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#pragma comment(foo) x // expected-error {{pragma comment requires}}
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// CHECK: #pragma comment(compiler) x
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#pragma comment(user, "foo\abar\nbaz\tsome thing")
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// CHECK: #pragma comment(user, "foo\abar\nbaz\tsome thing")
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#pragma detect_mismatch("test", "1")
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// CHECK: #pragma detect_mismatch("test", "1")
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#pragma detect_mismatch() // expected-error {{expected string literal in pragma detect_mismatch}}
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// CHECK: #pragma detect_mismatch()
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#pragma detect_mismatch("test") // expected-error {{pragma detect_mismatch is malformed; it requires two comma-separated string literals}}
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// CHECK: #pragma detect_mismatch("test")
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#pragma detect_mismatch("test", 1) // expected-error {{expected string literal in pragma detect_mismatch}}
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// CHECK: #pragma detect_mismatch("test", 1)
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#pragma detect_mismatch("test", BAR)
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// CHECK: #pragma detect_mismatch("test", "2")
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// __pragma
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__pragma(comment(linker," bar=" BAR))
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// CHECK: #pragma comment(linker," bar=" "2")
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#define MACRO_WITH__PRAGMA { \
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__pragma(warning(push)); \
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__pragma(warning(disable: 10000)); \
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1 + (2 > 3) ? 4 : 5; \
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__pragma(warning(pop)); \
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}
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void f()
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{
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__pragma() // expected-warning{{unknown pragma ignored}}
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// CHECK: #pragma
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// If we ever actually *support* __pragma(warning(disable: x)),
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// this warning should go away.
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MACRO_WITH__PRAGMA // expected-warning {{lower precedence}} \
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// expected-note 2 {{place parentheses}}
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// CHECK: #pragma warning(push)
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// CHECK: #pragma warning(disable: 10000)
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// CHECK: ; 1 + (2 > 3) ? 4 : 5;
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// CHECK: #pragma warning(pop)
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}
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// This should include macro_arg_directive even though the include
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// is looking for test.h This allows us to assign to "n"
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#pragma include_alias("test.h", "macro_arg_directive.h" )
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#include "test.h"
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void test( void ) {
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n = 12;
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}
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#pragma include_alias(<bar.h>, "bar.h") // expected-warning {{angle-bracketed include <bar.h> cannot be aliased to double-quoted include "bar.h"}}
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#pragma include_alias("foo.h", <bar.h>) // expected-warning {{double-quoted include "foo.h" cannot be aliased to angle-bracketed include <bar.h>}}
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#pragma include_alias("test.h") // expected-warning {{pragma include_alias expected ','}}
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// Make sure that the names match exactly for a replacement, including path information. If
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// this were to fail, we would get a file not found error
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#pragma include_alias(".\pp-record.h", "does_not_exist.h")
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#include "pp-record.h"
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#pragma include_alias(12) // expected-warning {{pragma include_alias expected include filename}}
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// It's expected that we can map "bar" and <bar> separately
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#define test
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// We can't actually look up stdio.h because we're using cc1 without header paths, but this will ensure
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// that we get the right bar.h, because the "bar.h" will undef test for us, where <bar.h> won't
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#pragma include_alias(<bar.h>, <stdio.h>)
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#pragma include_alias("bar.h", "pr2086.h") // This should #undef test
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#include "bar.h"
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#if defined(test)
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// This should not warn because test should not be defined
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#pragma include_alias("test.h")
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#endif
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// Test to make sure there are no use-after-free problems
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#define B "pp-record.h"
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#pragma include_alias("quux.h", B)
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void g() {}
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#include "quux.h"
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// Make sure that empty includes don't work
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#pragma include_alias("", "foo.h") // expected-error {{empty filename}}
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#pragma include_alias(<foo.h>, <>) // expected-error {{empty filename}}
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// Test that we ignore pragma warning.
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#pragma warning(push)
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// CHECK: #pragma warning(push)
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#pragma warning(push, 1)
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// CHECK: #pragma warning(push, 1)
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#pragma warning(disable : 4705)
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// CHECK: #pragma warning(disable: 4705)
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#pragma warning(disable : 123 456 789 ; error : 321)
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// CHECK: #pragma warning(disable: 123 456 789)
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// CHECK: #pragma warning(error: 321)
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#pragma warning(once : 321)
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// CHECK: #pragma warning(once: 321)
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#pragma warning(suppress : 321)
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// CHECK: #pragma warning(suppress: 321)
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#pragma warning(default : 321)
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// CHECK: #pragma warning(default: 321)
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#pragma warning(pop)
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// CHECK: #pragma warning(pop)
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#pragma warning(1: 123)
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// CHECK: #pragma warning(1: 123)
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#pragma warning(2: 234 567)
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// CHECK: #pragma warning(2: 234 567)
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#pragma warning(3: 123; 4: 678)
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// CHECK: #pragma warning(3: 123)
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// CHECK: #pragma warning(4: 678)
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#pragma warning(5: 123) // expected-warning {{expected 'push', 'pop', 'default', 'disable', 'error', 'once', 'suppress', 1, 2, 3, or 4}}
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#pragma warning(push, 0)
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// CHECK: #pragma warning(push, 0)
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// FIXME: We could probably support pushing warning level 0.
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#pragma warning(pop)
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// CHECK: #pragma warning(pop)
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#pragma warning // expected-warning {{expected '('}}
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#pragma warning( // expected-warning {{expected 'push', 'pop', 'default', 'disable', 'error', 'once', 'suppress', 1, 2, 3, or 4}}
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#pragma warning() // expected-warning {{expected 'push', 'pop', 'default', 'disable', 'error', 'once', 'suppress', 1, 2, 3, or 4}}
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#pragma warning(push 4) // expected-warning {{expected ')'}}
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// CHECK: #pragma warning(push)
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#pragma warning(push // expected-warning {{expected ')'}}
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// CHECK: #pragma warning(push)
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#pragma warning(push, 5) // expected-warning {{requires a level between 0 and 4}}
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#pragma warning(pop, 1) // expected-warning {{expected ')'}}
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// CHECK: #pragma warning(pop)
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#pragma warning(push, 1) asdf // expected-warning {{extra tokens at end of #pragma warning directive}}
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// CHECK: #pragma warning(push, 1)
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#pragma warning(disable 4705) // expected-warning {{expected ':'}}
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#pragma warning(disable : 0) // expected-warning {{expected a warning number}}
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#pragma warning(default 321) // expected-warning {{expected ':'}}
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#pragma warning(asdf : 321) // expected-warning {{expected 'push', 'pop'}}
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#pragma warning(push, -1) // expected-warning {{requires a level between 0 and 4}}
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// Test that runtime_checks is parsed but ignored.
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#pragma runtime_checks("sc", restore) // no-warning
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// Test pragma intrinsic
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#pragma intrinsic(memset) // no-warning
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#pragma intrinsic(memcpy, strlen, strlen) // no-warning
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#pragma intrinsic() // no-warning
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#pragma intrinsic(asdf) // expected-warning {{'asdf' is not a recognized builtin; consider including <intrin.h>}}
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#pragma intrinsic(main) // expected-warning {{'main' is not a recognized builtin; consider including <intrin.h>}}
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#pragma intrinsic( // expected-warning {{missing ')' after}}
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#pragma intrinsic(int) // expected-warning {{missing ')' after}}
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#pragma intrinsic(strcmp) asdf // expected-warning {{extra tokens at end}}
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#define __INTRIN_H // there should be no notes after defining __INTRIN_H
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#pragma intrinsic(asdf) // expected-warning-re {{'asdf' is not a recognized builtin{{$}}}}
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#pragma intrinsic(memset) // no-warning
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#undef __INTRIN_H
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#pragma intrinsic(asdf) // expected-warning {{'asdf' is not a recognized builtin; consider including <intrin.h>}}
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wignored-pragma-intrinsic"
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#pragma intrinsic(asdf) // no-warning
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#pragma clang diagnostic pop
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#pragma intrinsic(asdf) // expected-warning {{'asdf' is not a recognized builtin; consider including <intrin.h>}}
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wignored-pragmas"
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#pragma intrinsic(asdf) // no-warning
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#pragma clang diagnostic pop
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#pragma intrinsic(asdf) // expected-warning {{'asdf' is not a recognized builtin; consider including <intrin.h>}}
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