bit_reader_inl_utils: uniformly apply WEBP_RESTRICT
this can help with some aliasing issues with some versions of clang/gcc,
similar to:
Add WEBP_RESTRICT & use it in VP8BitReader
@@ -55,7 +55,7 @@ void VP8LoadFinalBytes(VP8BitReader* const br);
// makes sure br->value_ has at least BITS bits worth of data
static WEBP_UBSAN_IGNORE_UNDEF WEBP_INLINE
-void VP8LoadNewBytes(VP8BitReader* const br) {
+void VP8LoadNewBytes(VP8BitReader* WEBP_RESTRICT const br) {
assert(br != NULL && br->buf_ != NULL);
// Read 'BITS' bits at a time if possible.
if (br->buf_ < br->buf_max_) {
@@ -137,7 +137,8 @@ static WEBP_INLINE int VP8GetBit(VP8BitReader* WEBP_RESTRICT const br,
// simplified version of VP8GetBit() for prob=0x80 (note shift is always 1 here)
static WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW WEBP_INLINE
-int VP8GetSigned(VP8BitReader* const br, int v, const char label[]) {
+int VP8GetSigned(VP8BitReader* WEBP_RESTRICT const br, int v,
+ const char label[]) {
if (br->bits_ < 0) {
VP8LoadNewBytes(br);
}
@@ -155,7 +156,7 @@ int VP8GetSigned(VP8BitReader* const br, int v, const char label[]) {
}
}
-static WEBP_INLINE int VP8GetBitAlt(VP8BitReader* const br,
+static WEBP_INLINE int VP8GetBitAlt(VP8BitReader* WEBP_RESTRICT const br,
int prob, const char label[]) {
// Don't move this declaration! It makes a big speed difference to store
// 'range' *before* calling VP8LoadNewBytes(), even if this function doesn't
