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[CI] Make clang ubsan happy by checking the overflow before getting a pointer

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Marko Viitanen 2024-07-31 15:00:20 +03:00
parent 2d9827bb90
commit 22490f6e48
1 changed files with 2 additions and 1 deletions
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3
src/intra.c
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@ -584,8 +584,9 @@ static void predict_cclm(
if (x_scu == 0) available_left_below = MIN(MIN(height / 2, (64 - y_scu - height * 2) / 4), (state->tile->frame->height - y0 - height * 2) / 4); if (x_scu == 0) available_left_below = MIN(MIN(height / 2, (64 - y_scu - height * 2) / 4), (state->tile->frame->height - y0 - height * 2) / 4);
for (; available_left_below < height / 2; available_left_below++) { for (; available_left_below < height / 2; available_left_below++) {
int y_extension = y_scu + height * 2 + 4 * available_left_below; int y_extension = y_scu + height * 2 + 4 * available_left_below;
if (y_extension >= ctu_size) break;
const cu_info_t* pu = LCU_GET_CU_AT_PX(lcu, (x_scu) - 4, y_extension); const cu_info_t* pu = LCU_GET_CU_AT_PX(lcu, (x_scu) - 4, y_extension);
if (y_extension >= ctu_size || pu->type == CU_NOTSET || (pu->type == CU_INTRA && pu->intra.mode_chroma == -1)) break; if (pu->type == CU_NOTSET || (pu->type == CU_INTRA && pu->intra.mode_chroma == -1)) break;
if(x_scu == 32 && y_scu == 0 && pu->log2_height == 6 && pu->log2_width == 6 ) break; if(x_scu == 32 && y_scu == 0 && pu->log2_height == 6 && pu->log2_width == 6 ) break;
} }
for(int i = 0; i < height + available_left_below * 2; i++) { for(int i = 0; i < height + available_left_below * 2; i++) {