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// RUN: not %clang_cc1 -P -E -fms-extensions %s | FileCheck -strict-whitespace %s
// This horrible stuff should preprocess into (other than whitespace):
// int foo;
// int bar;
// int baz;
int foo;
// CHECK: int foo;
#define comment /##/ dead tokens live here
comment This is stupidity
int bar;
// CHECK: int bar;
#define nested(x) int x comment cute little dead tokens...
nested(baz) rise of the dead tokens
;
// CHECK: int baz
// CHECK: ;
// rdar://8197149 - VC++ allows invalid token pastes: (##baz
#define foo(x) abc(x)
#define bar(y) foo(##baz(y))
bar(q)
// CHECK: abc(baz(q))
#define str(x) #x
#define collapse_spaces(a, b, c, d) str(a ## - ## b ## - ## c ## d)
collapse_spaces(1a, b2, 3c, d4)
// CHECK: "1a-b2-3cd4"
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