1f51a89d39
These were ignored by git accidentally. We want ALL OF THEM since they all came in the llvm/clang source distribution.
84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
// RUN: %clang_cc1 %s -fsyntax-only -verify -fms-extensions
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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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#pragma comment(linker," bar=" BAR)
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#pragma comment( user, "Compiled on " __DATE__ " at " __TIME__ )
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#pragma comment(foo) // expected-error {{unknown kind of pragma comment}}
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#pragma comment(compiler,) // expected-error {{pragma comment requires}}
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#define foo compiler
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#pragma comment(foo) // macro expand kind.
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#pragma comment(foo) x // expected-error {{pragma comment requires}}
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#pragma comment(user, "foo\abar\nbaz\tsome thing")
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// __pragma
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__pragma(comment(linker," bar=" BAR))
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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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2+2; \
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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()
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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 {{expression result unused}}
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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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