[PATCH] D34656: [msan] Intercept wcscat, wcsncat.

[Vitaly Buka via Phabricator via llvm-commits]

vitalybuka accepted this revision.
vitalybuka added inline comments.
This revision is now accepted and ready to land.


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Comment at: compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc:6215
+  SIZE_T res = REAL(wcsnlen)(s, n);
+  COMMON_INTERCEPTOR_READ_RANGE(ctx, s, sizeof(wchar_t) * Min(res + 1, n));
+  return res;
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vitalybuka wrote:
> you need to handle strict_string_checks
> Probably new macro COMMON_INTERCEPTOR_READ_WSTRING is needed
Discussed offline. It's not needed here.


https://reviews.llvm.org/D34656