clang/test/Frontend/system-header-line-directive.c

   1 // RUN: %clang_cc1 -Wall %s -I %S/Inputs -isystem %S/Inputs/SystemHeaderPrefix -verify
   2 // RUN: %clang_cc1 %s -E -o - -I %S/Inputs -isystem %S/Inputs/SystemHeaderPrefix | FileCheck %s
   3 #include <noline.h>
   4 #include <line-directive-in-system.h>
   5
   6 // expected-error@line-directive.h:* {{type specifier missing, defaults to 'int'}}
   7 #include "line-directive.h"
   8
   9 // This tests that "#line" directives in system headers preserve system
  10 // header-ness just like GNU line markers that don't have filenames.  This was
  11 // PR30752.
  12
  13 // CHECK: # {{[0-9]+}} "{{.*}}system-header-line-directive.c" 2
  14 // CHECK: # 1 "{{.*}}noline.h" 1 3
  15 // CHECK: foo(void);
  16 // CHECK: # 4 "{{.*}}system-header-line-directive.c" 2
  17 // CHECK: # 1 "{{.*}}line-directive-in-system.h" 1 3
  18 //      The "3" below indicates that "foo.h" is considered a system header.
  19 // CHECK: # 1 "foo.h" 3
  20 // CHECK: foo(void);
  21 // CHECK: # {{[0-9]+}} "{{.*}}system-header-line-directive.c" 2
  22 // CHECK: # 1 "{{.*}}line-directive.h" 1
  23 // CHECK: # 10 "foo.h"{{$}}