975327a609
Make it easier to support a new architecture. Reviewed By: #sanitizers, vitalybuka Differential Revision: https://reviews.llvm.org/D140744
22 lines
418 B
C
22 lines
418 B
C
// RUN: %clang_dfsan %s -o %t
|
|
// RUN: not %run %t 2>&1 | FileCheck %s
|
|
// RUN: %run %t foo
|
|
|
|
#include <stdio.h>
|
|
|
|
int do_nothing(const char *format, ...) {
|
|
return 0;
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
int (*fp)(const char *, ...);
|
|
|
|
if (argc > 1)
|
|
fp = do_nothing;
|
|
else
|
|
fp = printf;
|
|
|
|
// CHECK: FATAL: DataFlowSanitizer: unsupported indirect call to vararg function printf
|
|
fp("hello %s\n", "world");
|
|
}
|