85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
// RUN: %clang_cc1 -triple %ms_abi_triple -fms-extensions -std=c++11 -emit-llvm -O2 -o - %s | FileCheck %s
|
|
|
|
void target_func();
|
|
void (*func_ptr)() = &target_func;
|
|
|
|
// The "guard_nocf" attribute must be added.
|
|
__declspec(guard(nocf)) void nocf0() {
|
|
(*func_ptr)();
|
|
}
|
|
// CHECK-LABEL: nocf0
|
|
// CHECK: call{{.*}}[[NOCF:#[0-9]+]]
|
|
|
|
// The "guard_nocf" attribute must *not* be added.
|
|
void cf0() {
|
|
(*func_ptr)();
|
|
}
|
|
// CHECK-LABEL: cf0
|
|
// CHECK: call{{.*}}[[CF:#[0-9]+]]
|
|
|
|
// If the modifier is present on either the function declaration or definition,
|
|
// the "guard_nocf" attribute must be added.
|
|
__declspec(guard(nocf)) void nocf1();
|
|
void nocf1() {
|
|
(*func_ptr)();
|
|
}
|
|
// CHECK-LABEL: nocf1
|
|
// CHECK: call{{.*}}[[NOCF:#[0-9]+]]
|
|
|
|
void nocf2();
|
|
__declspec(guard(nocf)) void nocf2() {
|
|
(*func_ptr)();
|
|
}
|
|
// CHECK-LABEL: nocf2
|
|
// CHECK: call{{.*}}[[NOCF:#[0-9]+]]
|
|
|
|
// When inlining a function, the "guard_nocf" attribute on indirect calls must
|
|
// be preserved.
|
|
void nocf3() {
|
|
nocf0();
|
|
}
|
|
// CHECK-LABEL: nocf3
|
|
// CHECK: call{{.*}}[[NOCF:#[0-9]+]]
|
|
|
|
// When inlining into a function marked as __declspec(guard(nocf)), the
|
|
// "guard_nocf" attribute must *not* be added to the inlined calls.
|
|
__declspec(guard(nocf)) void cf1() {
|
|
cf0();
|
|
}
|
|
// CHECK-LABEL: cf1
|
|
// CHECK: call{{.*}}[[CF:#[0-9]+]]
|
|
|
|
// When the __declspec(guard(nocf)) modifier is present on an override function,
|
|
// the "guard_nocf" attribute must be added.
|
|
struct Base {
|
|
virtual void nocf4();
|
|
};
|
|
|
|
struct Derived : Base {
|
|
__declspec(guard(nocf)) void nocf4() override {
|
|
(*func_ptr)();
|
|
}
|
|
};
|
|
Derived d;
|
|
// CHECK-LABEL: nocf4
|
|
// CHECK: call{{.*}}[[NOCF:#[0-9]+]]
|
|
|
|
// When the modifier is not present on an override function, the "guard_nocf"
|
|
// attribute must *not* be added, even if the modifier is present on the virtual
|
|
// function.
|
|
struct Base1 {
|
|
__declspec(guard(nocf)) virtual void cf2();
|
|
};
|
|
|
|
struct Derived1 : Base1 {
|
|
void cf2() override {
|
|
(*func_ptr)();
|
|
}
|
|
};
|
|
Derived1 d1;
|
|
// CHECK-LABEL: cf2
|
|
// CHECK: call{{.*}}[[CF:#[0-9]+]]
|
|
|
|
// CHECK: attributes [[NOCF]] = { {{.*}}"guard_nocf"{{.*}} }
|
|
// CHECK-NOT: attributes [[CF]] = { {{.*}}"guard_nocf"{{.*}} }
|