blob: 56d719f2f511ca61d3e6f2e4a00ee7c247681861 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
// RUN: %clang_cc1 -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fsanitize-memory-param-retval -o - %s | FileCheck %s
// no-sanitize-memory-param-retval does NOT conflict with enable-noundef-analysis
// RUN: %clang_cc1 -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fno-sanitize-memory-param-retval -o - %s | FileCheck %s
union u1 {
int val;
};
// CHECK: @indirect_callee_int_ptr = [[GLOBAL:(dso_local )?global]] ptr
int (*indirect_callee_int_ptr)(int);
// CHECK: @indirect_callee_union_ptr = [[GLOBAL]] ptr
union u1 (*indirect_callee_union_ptr)(union u1);
// CHECK: [[DEF:define( dso_local)?]] noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef %
int indirect_callee_int(int a) { return a; }
// CHECK: [[DEF]] i32 @{{.*}}indirect_callee_union{{.*}}(i32 %
union u1 indirect_callee_union(union u1 a) {
return a;
}
int main() {
// CHECK: call noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef 0)
indirect_callee_int(0);
// CHECK: call i32 @{{.*}}indirect_callee_union{{.*}}(i32 %
indirect_callee_union((union u1){0});
indirect_callee_int_ptr = indirect_callee_int;
indirect_callee_union_ptr = indirect_callee_union;
// CHECK: call noundef i32 %{{.*}}(i32 noundef 0)
indirect_callee_int_ptr(0);
// CHECK: call i32 %{{.*}}(i32 %
indirect_callee_union_ptr((union u1){});
return 0;
}
|
