clang/test/Sema/pragma-ms-alloc-text.cpp

   1 // RUN: %clang_cc1 -fms-extensions -fsyntax-only -verify %s
   2
   3 #pragma alloc_text()        // expected-warning {{expected a string literal for the section name in '#pragma alloc_text'}}
   4 #pragma alloc_text(a        // expected-warning {{expected ',' in '#pragma alloc_text'}}
   5 #pragma alloc_text(a, a     // expected-warning {{missing ')' after '#pragma alloc_text'}}
   6 #pragma alloc_text(a, a)    // expected-error {{use of undeclared a}}
   7 #pragma alloc_text(L"a", a) // expected-warning {{expected a string literal for the section name}}
   8
   9 void foo();
  10 #pragma alloc_text(a, foo) // expected-error {{'#pragma alloc_text' is applicable only to functions with C linkage}}
  11
  12 extern "C" void foo1();
  13 #pragma alloc_text(a, foo1)      // no-warning
  14 #pragma alloc_text(a, foo1) asdf // expected-warning {{extra tokens at end of '#pragma alloc_text'}}
  15 #pragma alloc_text(a, foo1       // expected-warning {{missing ')' after '#pragma alloc_text'}}
  16
  17 namespace N {
  18 #pragma alloc_text(b, foo1) // no-warning
  19 }
  20
  21 extern "C" {
  22 void foo2();
  23 #pragma alloc_text(a, foo2) // no-warning
  24 }
  25
  26 void foo3() {
  27 #pragma alloc_text(a, foo1) // expected-error {{'#pragma alloc_text' can only appear at file scope}}
  28 }
  29
  30 extern "C" void foo4();
  31 #pragma alloc_text(c, foo4) // no-warning
  32 void foo4() {}
  33
  34 void foo5();                // expected-note {{previous declaration is here}}
  35 #pragma alloc_text(c, foo5) // expected-error {{'#pragma alloc_text' is applicable only to functions with C linkage}}
  36 extern "C" void foo5() {}   // expected-error {{declaration of 'foo5' has a different language linkage}}
  37
  38 extern "C" {
  39 static void foo6();
  40 #pragma alloc_text(c, foo6) // no-warning
  41 void foo6() {}
  42 }
  43
  44 extern "C" {
  45 static void foo7();
  46 }
  47 static void foo7();
  48 #pragma alloc_text(c, foo7) // no-warning
  49 void foo7() {}
  50
  51 static void foo8();
  52 extern "C" {
  53 static void foo8();
  54 }
  55 #pragma alloc_text(c, foo8) // expected-error {{'#pragma alloc_text' is applicable only to functions with C linkage}}
  56 void foo8() {}
  57
  58 enum foo9 { A, B, C };
  59 #pragma alloc_text(c, foo9) // expected-error {{'#pragma alloc_text' is applicable only to functions}}