1// RUN: %clang_cc1 -verify -fms-extensions -Wmicrosoft %s 2// RUN: not %clang_cc1 -P -E -fms-extensions %s | FileCheck -strict-whitespace %s 3 4// This horrible stuff should preprocess into (other than whitespace): 5// int foo; 6// int bar; 7// int baz; 8 9int foo; 10 11// CHECK: int foo; 12 13#define comment /##/ dead tokens live here 14// expected-warning@+1 {{pasting two '/' tokens}} 15comment This is stupidity 16 17int bar; 18 19// CHECK: int bar; 20 21#define nested(x) int x comment cute little dead tokens... 22 23// expected-warning@+1 {{pasting two '/' tokens}} 24nested(baz) rise of the dead tokens 25 26; 27 28// CHECK: int baz 29// CHECK: ; 30 31 32// rdar://8197149 - VC++ allows invalid token pastes: (##baz 33#define foo(x) abc(x) 34#define bar(y) foo(##baz(y)) 35bar(q) // expected-warning {{type specifier missing}} expected-error {{invalid preprocessing token}} expected-error {{parameter list without types}} 36 37// CHECK: abc(baz(q)) 38 39 40#define str(x) #x 41#define collapse_spaces(a, b, c, d) str(a ## - ## b ## - ## c ## d) 42collapse_spaces(1a, b2, 3c, d4) // expected-error 4 {{invalid preprocessing token}} expected-error {{expected function body}} 43 44// CHECK: "1a-b2-3cd4" 45