clang/test/CodeGen/linkage-redecl.c

   1 // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
   2
   3 // CHECK: @test2_i = internal global i32 99
   4 static int test2_i = 99;
   5 int test2_f(void) {
   6   extern int test2_i;
   7   return test2_i;
   8 }
   9
  10 // C99 6.2.2p3
  11 // PR3425
  12 static void f(int x);
  13
  14 void g0(void) {
  15   f(5);
  16 }
  17
  18 extern void f(int x) { } // still has internal linkage
  19 // CHECK-LABEL: define internal {{.*}}void @f