| // RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-pc-linux-gnu | FileCheck %s |
| |
| // Verifying that we do, in fact, select the correct function in the following |
| // cases. |
| |
| void foo(int m) __attribute__((overloadable, enable_if(m > 0, ""))); |
| void foo(int m) __attribute__((overloadable)); |
| |
| // CHECK-LABEL: define void @test1 |
| void test1() { |
| // CHECK: store void (i32)* @_Z3fooi |
| void (*p)(int) = foo; |
| // CHECK: store void (i32)* @_Z3fooi |
| void (*p2)(int) = &foo; |
| // CHECK: store void (i32)* @_Z3fooi |
| p = foo; |
| // CHECK: store void (i32)* @_Z3fooi |
| p = &foo; |
| |
| // CHECK: store i8* bitcast (void (i32)* @_Z3fooi to i8*) |
| void *vp1 = (void*)&foo; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3fooi to i8*) |
| void *vp2 = (void*)foo; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3fooi to i8*) |
| vp1 = (void*)&foo; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3fooi to i8*) |
| vp1 = (void*)foo; |
| } |
| |
| void bar(int m) __attribute__((overloadable, enable_if(m > 0, ""))); |
| void bar(int m) __attribute__((overloadable, enable_if(1, ""))); |
| // CHECK-LABEL: define void @test2 |
| void test2() { |
| // CHECK: store void (i32)* @_Z3barUa9enable_ifIXLi1EEEi |
| void (*p)(int) = bar; |
| // CHECK: store void (i32)* @_Z3barUa9enable_ifIXLi1EEEi |
| void (*p2)(int) = &bar; |
| // CHECK: store void (i32)* @_Z3barUa9enable_ifIXLi1EEEi |
| p = bar; |
| // CHECK: store void (i32)* @_Z3barUa9enable_ifIXLi1EEEi |
| p = &bar; |
| |
| // CHECK: store i8* bitcast (void (i32)* @_Z3barUa9enable_ifIXLi1EEEi to i8*) |
| void *vp1 = (void*)&bar; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3barUa9enable_ifIXLi1EEEi to i8*) |
| void *vp2 = (void*)bar; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3barUa9enable_ifIXLi1EEEi to i8*) |
| vp1 = (void*)&bar; |
| // CHECK: store i8* bitcast (void (i32)* @_Z3barUa9enable_ifIXLi1EEEi to i8*) |
| vp1 = (void*)bar; |
| } |
| |
| void baz(int m) __attribute__((overloadable, enable_if(1, ""))); |
| void baz(int m) __attribute__((overloadable)); |
| // CHECK-LABEL: define void @test3 |
| void test3() { |
| // CHECK: store void (i32)* @_Z3bazUa9enable_ifIXLi1EEEi |
| void (*p)(int) = baz; |
| // CHECK: store void (i32)* @_Z3bazUa9enable_ifIXLi1EEEi |
| void (*p2)(int) = &baz; |
| // CHECK: store void (i32)* @_Z3bazUa9enable_ifIXLi1EEEi |
| p = baz; |
| // CHECK: store void (i32)* @_Z3bazUa9enable_ifIXLi1EEEi |
| p = &baz; |
| } |
| |
| |
| const int TRUEFACTS = 1; |
| void qux(int m) __attribute__((overloadable, enable_if(1, ""), |
| enable_if(TRUEFACTS, ""))); |
| void qux(int m) __attribute__((overloadable, enable_if(1, ""))); |
| // CHECK-LABEL: define void @test4 |
| void test4() { |
| // CHECK: store void (i32)* @_Z3quxUa9enable_ifIXLi1EEXL_Z9TRUEFACTSEEEi |
| void (*p)(int) = qux; |
| // CHECK: store void (i32)* @_Z3quxUa9enable_ifIXLi1EEXL_Z9TRUEFACTSEEEi |
| void (*p2)(int) = &qux; |
| // CHECK: store void (i32)* @_Z3quxUa9enable_ifIXLi1EEXL_Z9TRUEFACTSEEEi |
| p = qux; |
| // CHECK: store void (i32)* @_Z3quxUa9enable_ifIXLi1EEXL_Z9TRUEFACTSEEEi |
| p = &qux; |
| } |