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tests/checkasm/checkasm.c: Assert that aligned_w/h do not overflow

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Reviewed-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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Michael Niedermayer 2025-04-02 02:03:58 +02:00
parent 4aeaee1f4e
commit d5ad860cd8
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GPG key ID: B18E8928B3948D64
1 changed files with 5 additions and 2 deletions
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7
tests/checkasm/checkasm.c
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@ -58,6 +58,7 @@
#include <stdlib.h>
#include <string.h>
#include "checkasm.h"
#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/cpu.h"
#include "libavutil/intfloat.h"
@ -1189,10 +1190,12 @@ int checkasm_check_##type(const char *file, int line, \
int align_w, int align_h, \
int padding) \
{ \
int aligned_w = (w + align_w - 1) & ~(align_w - 1); \
int aligned_h = (h + align_h - 1) & ~(align_h - 1); \
int64_t aligned_w = (w - 1LL + align_w) & ~(align_w - 1); \
int64_t aligned_h = (h - 1LL + align_h) & ~(align_h - 1); \
int err = 0; \
int y = 0; \
av_assert0(aligned_w == (int32_t)aligned_w);\
av_assert0(aligned_h == (int32_t)aligned_h);\
stride1 /= sizeof(*buf1); \
stride2 /= sizeof(*buf2); \
for (y = 0; y < h; y++) \