You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
29 lines
952 B
29 lines
952 B
// Test with "-O2" only to make sure inlining (leading to use-after-scope)
|
|
// happens. "always_inline" is not enough, as Clang doesn't emit
|
|
// llvm.lifetime intrinsics at -O0.
|
|
//
|
|
// RUN: %clangxx_asan -O2 -fsanitize-address-use-after-scope %s -o %t && \
|
|
// RUN: not %run %t 2>&1 | FileCheck %s
|
|
|
|
int *arr;
|
|
|
|
__attribute__((always_inline))
|
|
void inlined(int arg) {
|
|
int x[5];
|
|
for (int i = 0; i < arg; i++) x[i] = i;
|
|
arr = x;
|
|
}
|
|
|
|
int main(int argc, char *argv[]) {
|
|
inlined(argc);
|
|
return arr[argc - 1]; // BOOM
|
|
// CHECK: ERROR: AddressSanitizer: stack-use-after-scope
|
|
// CHECK: READ of size 4 at 0x{{.*}} thread T0
|
|
// CHECK: #0 0x{{.*}} in main
|
|
// CHECK: {{.*}}use-after-scope-inlined.cpp:[[@LINE-4]]
|
|
// CHECK: Address 0x{{.*}} is located in stack of thread T0 at offset [[OFFSET:[^ ]*]] in frame
|
|
// CHECK: {{.*}} in main
|
|
// CHECK: This frame has
|
|
// CHECK: {{\[}}[[OFFSET]], {{.*}}) 'x.i' (line [[@LINE-15]])
|
|
}
|