clang/test/Sema/implicit-builtin-redecl.c

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 // PR3592
   4 static void* malloc(int);
   5 static void* malloc(int size) {
   6   return ((void*)0); /*do not use heap in this file*/
   7 }
   8
   9 void *calloc(int, int, int); // expected-warning{{incompatible redeclaration of library function 'calloc'}} \
  10 // expected-note{{'calloc' is a builtin with type 'void *}}
  11
  12 void f1(void) {
  13   calloc(0, 0, 0);
  14 }
  15
  16 void f2(void) {
  17   int index = 1;
  18 }
  19
  20 static int index;
  21
  22 int f3(void) {
  23   return index << 2;
  24 }
  25
  26 typedef int rindex;