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| author | Richard Henderson <richard.henderson@linaro.org> | 2025-07-10 16:42:47 -0600 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2025-07-11 10:43:47 -0600 |
| commit | c86da2b1dd7589d414b5a2d1e5361d6c3b4ca885 (patch) | |
| tree | 94f746cd10570d087693b329c4989106dce478d0 /include | |
| parent | e4e839b2eeea5745c48ce47144c7842eb7cd455f (diff) | |
| download | qemu-c86da2b1dd7589d414b5a2d1e5361d6c3b4ca885.zip qemu-c86da2b1dd7589d414b5a2d1e5361d6c3b4ca885.tar.gz qemu-c86da2b1dd7589d414b5a2d1e5361d6c3b4ca885.tar.bz2 | |
tcg: Use uintptr_t in tcg_malloc implementation
Avoid ubsan failure with clang-20,
tcg.h:715:19: runtime error: applying non-zero offset 64 to null pointer
by not using pointers.
Acked-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/tcg/tcg.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h index 125323f..0c2a319 100644 --- a/include/tcg/tcg.h +++ b/include/tcg/tcg.h @@ -357,7 +357,7 @@ static inline TCGRegSet output_pref(const TCGOp *op, unsigned i) } struct TCGContext { - uint8_t *pool_cur, *pool_end; + uintptr_t pool_cur, pool_end; TCGPool *pool_first, *pool_current, *pool_first_large; int nb_labels; int nb_globals; @@ -706,7 +706,7 @@ size_t tcg_nb_tbs(void); static inline void *tcg_malloc(int size) { TCGContext *s = tcg_ctx; - uint8_t *ptr, *ptr_end; + uintptr_t ptr, ptr_end; /* ??? This is a weak placeholder for minimum malloc alignment. */ size = QEMU_ALIGN_UP(size, 8); @@ -717,7 +717,7 @@ static inline void *tcg_malloc(int size) return tcg_malloc_internal(tcg_ctx, size); } else { s->pool_cur = ptr_end; - return ptr; + return (void *)ptr; } } |