[llvm-bugs] [Bug 40023] New: format security warnings not generated for printf calls in template
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Dec 14 07:24:06 PST 2018
https://bugs.llvm.org/show_bug.cgi?id=40023
Bug ID: 40023
Summary: format security warnings not generated for printf
calls in template
Product: clang
Version: unspecified
Hardware: All
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Frontend
Assignee: unassignedclangbugs at nondot.org
Reporter: yshuiv7 at gmail.com
CC: llvm-bugs at lists.llvm.org, neeilans at live.com,
richard-llvm at metafoo.co.uk
Code example:
#include <string>
#include <cstdio>
template <typename ...Args>
void p(const char *fmt, const Args & ... args) {
std::printf(fmt, args...);
}
int main() {
//p("asdfasdf"); // warning generated for this one
p("%d", 1); // but not this one
}
compiler explorer link: https://godbolt.org/z/O8mCQj
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