function-template-specialization.cpp
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// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - | FileCheck %s
// CHECK-DAG: _ZZN7PR219047GetDataIiEERKibE1i = internal global i32 4
// CHECK-DAG: _ZZN7PR219047GetDataIiEERKibE1i_0 = internal global i32 2
template<typename T, typename U>
T* next(T* ptr, const U& diff);
template<typename T, typename U>
T* next(T* ptr, const U& diff) {
return ptr + diff;
}
void test(int *iptr, float *fptr, int diff) {
// CHECK: _Z4nextIiiEPT_S1_RKT0_
iptr = next(iptr, diff);
// CHECK: _Z4nextIfiEPT_S1_RKT0_
fptr = next(fptr, diff);
}
template<typename T, typename U>
T* next(T* ptr, const U& diff);
void test2(int *iptr, double *dptr, int diff) {
iptr = next(iptr, diff);
// CHECK: _Z4nextIdiEPT_S1_RKT0_
dptr = next(dptr, diff);
}
namespace PR21904 {
template <typename>
const int &GetData(bool);
template <>
const int &GetData<int>(bool b) {
static int i = 4;
if (b) {
static int i = 2;
return i;
}
return i;
}
}