1 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -o - %s | FileCheck %s
2 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fsanitize-memory-param-retval -o - %s | FileCheck %s
3
4 // no-sanitize-memory-param-retval does NOT conflict with enable-noundef-analysis
5 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fno-sanitize-memory-param-retval -o - %s | FileCheck %s
6 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fno-sanitize-memory-param-retval -o - %s | FileCheck %s
7
8 union u1 {
9 int val;
10 };
11
12 // CHECK: @indirect_callee_int_ptr = [[GLOBAL:(dso_local )?global]] i32 (i32)*
13 int (*indirect_callee_int_ptr)(int);
14 // CHECK: @indirect_callee_union_ptr = [[GLOBAL]] i32 (i32)*
15 union u1 (*indirect_callee_union_ptr)(union u1);
16
17 // CHECK: [[DEFINE:define( dso_local)?]] noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef %
indirect_callee_int(int a)18 int indirect_callee_int(int a) { return a; }
19 // CHECK: [[DEFINE]] i32 @{{.*}}indirect_callee_union{{.*}}(i32 %
indirect_callee_union(union u1 a)20 union u1 indirect_callee_union(union u1 a) {
21 return a;
22 }
23
main()24 int main() {
25 // CHECK: call noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef 0)
26 indirect_callee_int(0);
27 // CHECK: call i32 @{{.*}}indirect_callee_union{{.*}}(i32 %
28 indirect_callee_union((union u1){0});
29
30 indirect_callee_int_ptr = indirect_callee_int;
31 indirect_callee_union_ptr = indirect_callee_union;
32
33 // CHECK: call noundef i32 %{{.*}}(i32 noundef 0)
34 indirect_callee_int_ptr(0);
35 // CHECK: call i32 %{{.*}}(i32 %
36 indirect_callee_union_ptr((union u1){});
37
38 return 0;
39 }
40