clang/test/CodeGen/staticinit.c

   1 // RUN: %clang_cc1 -triple i386-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s
   2
   3 struct AStruct {
   4   int i;
   5   char *s;
   6   double d;
   7 };
   8
   9 void f(void) {
  10   static int i = 42;
  11   static int is[] = { 1, 2, 3, 4 };
  12   static char* str = "forty-two";
  13   static char* strs[] = { "one", "two", "three", "four" };
  14   static struct AStruct myStruct = { 1, "two", 3.0 };
  15 }
  16
  17 // CHECK: @g.b = internal global ptr @g.a
  18 void g(void) {
  19   static char a[10];
  20   static char *b = a;
  21 }
  22
  23 struct s { void *p; };
  24
  25 void foo(void) {
  26   static struct s var = {((void*)&((char*)0)[0])};
  27 }
  28
  29 // CHECK: @f1.l0 = internal global i32 ptrtoint (ptr @f1 to i32)
  30 int f1(void) { static int l0 = (unsigned) f1; }
  31
  32 // PR7044
  33 char *f2(char key) {
  34   switch (key) {
  35     static char _msg[40];
  36   case '\014':
  37     return _msg;
  38   }
  39
  40   return 0;
  41 }