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Prevent gcc from issuing a warning upon coffnamecpy

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This is a follow up to d1262a6e9, more explicit to cope with GCC smartness.

Differential Revision: https://reviews.llvm.org/D74666
This commit is contained in:
serge-sans-paille 2020-02-15 08:58:40 +01:00
parent 5ca714e228
commit c586828d3f
1 changed files with 4 additions and 2 deletions
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6
lib/Object/WindowsResource.cpp
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@ -721,8 +721,10 @@ WindowsResourceCOFFWriter::write(uint32_t TimeDateStamp) {
// it's okay to *not* copy the trailing zero.
static void coffnamecpy(char (&Dest)[COFF::NameSize], StringRef Src) {
assert(Src.size() <= COFF::NameSize &&
"Src is not larger than COFF::NameSize");
strncpy(Dest, Src.data(), (size_t)COFF::NameSize);
"Src is larger than COFF::NameSize");
assert((Src.size() == COFF::NameSize || Dest[Src.size()] == '\0') &&
"Dest not zeroed upon initialization");
memcpy(Dest, Src.data(), Src.size());
}
void WindowsResourceCOFFWriter::writeCOFFHeader(uint32_t TimeDateStamp) {