blob: b8552376093b327cf4e2cf50ac81db74ec2deab0 [file] [log] [blame]
// RUN: %clangxx_msan -O0 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -O1 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -O2 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -O3 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out
// RUN: %clangxx_msan -fsanitize-memory-track-origins -O1 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out
// RUN: %clangxx_msan -fsanitize-memory-track-origins -O2 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out
// RUN: %clangxx_msan -fsanitize-memory-track-origins -O3 %s -o %t && not %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out
#include <sanitizer/msan_interface.h>
#include <stdlib.h>
int main(int argc, char **argv) {
int *volatile p = (int *)malloc(sizeof(int));
__msan_check_mem_is_initialized(p, sizeof(*p));
// CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value
// CHECK: {{#0 0x.* in main .*check_mem_is_initialized.cpp:}}[[@LINE-2]]
// CHECK-ORIGINS: Uninitialized value was created by a heap allocation
// CHECK-ORIGINS: {{#0 0x.* in .*malloc}}
// CHECK-ORIGINS: {{#1 0x.* in main .*check_mem_is_initialized.cpp:}}[[@LINE-8]]
return 0;
}