| 1 | // RUN: %clang_cc1 %s -triple i386-unknown-unknown -emit-llvm -o - -verify | FileCheck %s |
| 2 | |
| 3 | int g(); |
| 4 | |
| 5 | int foo(int i) { |
| 6 | return g(i); |
| 7 | } |
| 8 | |
| 9 | int g(int i) { |
| 10 | return g(i); |
| 11 | } |
| 12 | |
| 13 | // rdar://6110827 |
| 14 | typedef void T(void); |
| 15 | void test3(T f) { |
| 16 | f(); |
| 17 | } |
| 18 | |
| 19 | int a(int); |
| 20 | int a() {return 1;} |
| 21 | |
| 22 | void f0() {} |
| 23 | // CHECK-LABEL: define void @f0() |
| 24 | |
| 25 | void f1(); |
| 26 | void f2(void) { |
| 27 | // CHECK: call void @f1() |
| 28 | f1(1, 2, 3); |
| 29 | } |
| 30 | // CHECK-LABEL: define void @f1() |
| 31 | void f1() {} |
| 32 | |
| 33 | // CHECK: define {{.*}} @f3{{\(\)|\(.*sret.*\)}} |
| 34 | struct foo { int X, Y, Z; } f3() { |
| 35 | while (1) {} |
| 36 | } |
| 37 | |
| 38 | // PR4423 - This shouldn't crash in codegen |
| 39 | void f4() {} |
| 40 | void f5() { f4(42); } //expected-warning {{too many arguments}} |
| 41 | |
| 42 | // Qualifiers on parameter types shouldn't make a difference. |
| 43 | static void f6(const float f, const float g) { |
| 44 | } |
| 45 | void f7(float f, float g) { |
| 46 | f6(f, g); |
| 47 | // CHECK: define void @f7(float{{.*}}, float{{.*}}) |
| 48 | // CHECK: call void @f6(float{{.*}}, float{{.*}}) |
| 49 | } |
| 50 | |
| 51 | // PR6911 - incomplete function types |
| 52 | struct Incomplete; |
| 53 | void f8_callback(struct Incomplete); |
| 54 | void f8_user(void (*callback)(struct Incomplete)); |
| 55 | void f8_test() { |
| 56 | f8_user(&f8_callback); |
| 57 | // CHECK-LABEL: define void @f8_test() |
| 58 | // CHECK: call void @f8_user({{.*}}* bitcast (void ()* @f8_callback to {{.*}}*)) |
| 59 | // CHECK: declare void @f8_user({{.*}}*) |
| 60 | // CHECK: declare void @f8_callback() |
| 61 | } |
| 62 | |
| 63 | // PR10204: don't crash |
| 64 | static void test9_helper(void) {} |
| 65 | void test9() { |
| 66 | (void) test9_helper; |
| 67 | } |
| 68 | |