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various fixes for google merge

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This commit is contained in:
Derek Bailey
2022-04-18 21:15:35 -07:00
parent 6e0e79f24f
commit 70002dc5ca
3 changed files with 10 additions and 5 deletions
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3
include/flatbuffers/flatbuffer_builder.h
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@@ -442,6 +442,7 @@ class FlatBufferBuilder {
// Aligns such that when "len" bytes are written, an object can be written
// after it with "alignment" without padding.
void PreAlign(size_t len, size_t alignment) {
if (len == 0) return;
TrackMinAlign(alignment);
buf_.fill(PaddingBytes(GetSize() + len, alignment));
}
@@ -600,12 +601,14 @@ class FlatBufferBuilder {
// This is useful when storing a nested_flatbuffer in a vector of bytes,
// or when storing SIMD floats, etc.
void ForceVectorAlignment(size_t len, size_t elemsize, size_t alignment) {
if (len == 0) return;
FLATBUFFERS_ASSERT(VerifyAlignmentRequirements(alignment));
PreAlign(len * elemsize, alignment);
}
// Similar to ForceVectorAlignment but for String fields.
void ForceStringAlignment(size_t len, size_t alignment) {
if (len == 0) return;
FLATBUFFERS_ASSERT(VerifyAlignmentRequirements(alignment));
PreAlign((len + 1) * sizeof(char), alignment);
}