| // RUN: %clang_cc1 -E %s 2>&1 | FileCheck %s -strict-whitespace | 
 | // RUN: %clang_cc1 -E -fminimize-whitespace %s 2>&1 | FileCheck %s -strict-whitespace | 
 | // PR6101 | 
 | int a; | 
 | // CHECK: # 1 "{{.*}}line-directive-output.c" | 
 |  | 
 | // Check that we do not emit an enter marker for the main file. | 
 | // CHECK-NOT: # 1 "{{.*}}line-directive-output.c" 1 | 
 |  | 
 | // CHECK: int a; | 
 |  | 
 | // CHECK-NEXT: # 50 "{{.*}}line-directive-output.c" | 
 | // CHECK-NEXT: int b; | 
 | #line 50 | 
 | int b; | 
 |  | 
 | // CHECK: # 13 "{{.*}}line-directive-output.c" | 
 | // CHECK-NEXT: int c; | 
 | # 13 | 
 | int c; | 
 |  | 
 |  | 
 | // CHECK-NEXT: # 1 "A.c" | 
 | #line 1 "A.c" | 
 | // CHECK-NEXT: # 2 "A.c" | 
 | #line 2 | 
 |  | 
 | // CHECK-NEXT: # 1 "B.c" | 
 | #line 1 "B.c" | 
 |  | 
 | // CHECK-NEXT: # 1000 "A.c" | 
 | #line 1000 "A.c" | 
 |  | 
 | int y; | 
 |  | 
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 |  | 
 | // CHECK: # 1010 "A.c" | 
 | int z; | 
 |  | 
 | extern int x; | 
 |  | 
 | # 3 "temp2.h" 1 | 
 | extern int y; | 
 |  | 
 | # 7 "A.c" 2 | 
 | extern int z; | 
 |  | 
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 | // CHECK: # 25 "A.c" | 
 |  | 
 |  | 
 | // CHECK: # 50 "C.c" 1 | 
 | # 50 "C.c" 1 | 
 |  | 
 |  | 
 | // CHECK-NEXT: # 2000 "A.c" 2 | 
 | # 2000 "A.c" 2 | 
 | # 42 "A.c" | 
 | # 44 "A.c" | 
 | # 49 "A.c" | 
 |  | 
 | // CHECK: # 50 "a\n.c" | 
 | # 50 "a\012.c" | 
 |  | 
 | # 1 "system.h" 3 | 
 | # 2 | 
 | void sys_foo(void); | 
 | // CHECK: # 1 "system.h" 3 | 
 | // CHECK-NEXT: # 2 "system.h" 3 | 
 | // CHECK-NEXT: void sys_foo(void); |