forked from OSchip/llvm-project
97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s
|
|
// CHECK: _Z1fPA10_1X
|
|
// CHECK: _Z1fPFvE
|
|
|
|
int __attribute__((overloadable)) f(int x) { return x; }
|
|
float __attribute__((overloadable)) f(float x) { return x; }
|
|
double __attribute__((overloadable)) f(double x) { return x; }
|
|
double _Complex __attribute__((overloadable)) f(double _Complex x) { return x; }
|
|
typedef short v4hi __attribute__ ((__vector_size__ (8)));
|
|
v4hi __attribute__((overloadable)) f(v4hi x) { return x; }
|
|
|
|
struct X { };
|
|
void __attribute__((overloadable)) f(struct X (*ptr)[10]) { }
|
|
|
|
void __attribute__((overloadable)) f(int x, int y, ...) { }
|
|
|
|
void __attribute__((overloadable)) f(void (*x)()) {}
|
|
|
|
int main() {
|
|
int iv = 17;
|
|
float fv = 3.0f;
|
|
double dv = 4.0;
|
|
double _Complex cdv;
|
|
v4hi vv;
|
|
|
|
iv = f(iv);
|
|
fv = f(fv);
|
|
dv = f(dv);
|
|
cdv = f(cdv);
|
|
vv = f(vv);
|
|
}
|
|
|
|
// Ensuring that we pick the correct function for taking the address of an
|
|
// overload when conversions are involved.
|
|
|
|
void addrof_many(int *a) __attribute__((overloadable, enable_if(0, "")));
|
|
void addrof_many(void *a) __attribute__((overloadable));
|
|
void addrof_many(char *a) __attribute__((overloadable));
|
|
|
|
void addrof_single(int *a) __attribute__((overloadable, enable_if(0, "")));
|
|
void addrof_single(char *a) __attribute__((overloadable, enable_if(0, "")));
|
|
void addrof_single(char *a) __attribute__((overloadable));
|
|
|
|
// CHECK-LABEL: define void @foo
|
|
void foo() {
|
|
// CHECK: store void (i8*)* @_Z11addrof_manyPc
|
|
void (*p1)(char *) = &addrof_many;
|
|
// CHECK: store void (i8*)* @_Z11addrof_manyPv
|
|
void (*p2)(void *) = &addrof_many;
|
|
// CHECK: void (i8*)* @_Z11addrof_manyPc
|
|
void *vp1 = (void (*)(char *)) & addrof_many;
|
|
// CHECK: void (i8*)* @_Z11addrof_manyPv
|
|
void *vp2 = (void (*)(void *)) & addrof_many;
|
|
|
|
// CHECK: store void (i8*)* @_Z13addrof_singlePc
|
|
void (*p3)(char *) = &addrof_single;
|
|
// CHECK: @_Z13addrof_singlePc
|
|
void (*p4)(int *) = &addrof_single;
|
|
// CHECK: @_Z13addrof_singlePc
|
|
void *vp3 = &addrof_single;
|
|
}
|
|
|
|
|
|
void ovl_bar(char *) __attribute__((overloadable));
|
|
void ovl_bar(int) __attribute__((overloadable));
|
|
|
|
// CHECK-LABEL: define void @bar
|
|
void bar() {
|
|
char charbuf[1];
|
|
unsigned char ucharbuf[1];
|
|
|
|
// CHECK: call void @_Z7ovl_barPc
|
|
ovl_bar(charbuf);
|
|
// CHECK: call void @_Z7ovl_barPc
|
|
ovl_bar(ucharbuf);
|
|
}
|
|
|
|
void ovl_baz(int *, int) __attribute__((overloadable));
|
|
void ovl_baz(unsigned int *, unsigned int) __attribute__((overloadable));
|
|
void ovl_baz2(int, int *) __attribute__((overloadable));
|
|
void ovl_baz2(unsigned int, unsigned int *) __attribute__((overloadable));
|
|
// CHECK-LABEL: define void @baz
|
|
void baz() {
|
|
unsigned int j;
|
|
// Initial rules for incompatible pointer conversions made this overload
|
|
// ambiguous.
|
|
// CHECK: call void @_Z7ovl_bazPjj
|
|
ovl_baz(&j, 0);
|
|
// CHECK: call void @_Z7ovl_bazPjj
|
|
ovl_baz(&j, 0u);
|
|
|
|
// CHECK: call void @_Z8ovl_baz2jPj
|
|
ovl_baz2(0, &j);
|
|
// CHECK: call void @_Z8ovl_baz2jPj
|
|
ovl_baz2(0u, &j);
|
|
}
|