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| author |  Junio C Hamano <gitster@pobox.com> | 2020-03-17 15:02:21 -0700 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2020-03-17 15:02:21 -0700 |
| commit | a7a2e12b6eb97126f9d07298f281eb1c91730750 (patch) | |
| tree | 84ed769e256ef366e0f003c93530a39051de10b3 /compat | |
| parent | Merge branch 'dt/submodule-rm-with-stale-cache' into maint (diff) | |
| parent | obstack: avoid computing offsets from NULL pointer (diff) | |
| download | tgif-a7a2e12b6eb97126f9d07298f281eb1c91730750.tar.xz | |
Merge branch 'jk/clang-sanitizer-fixes' into maint
C pedantry ;-) fix.
* jk/clang-sanitizer-fixes:
obstack: avoid computing offsets from NULL pointer
xdiff: avoid computing non-zero offset from NULL pointer
avoid computing zero offsets from NULL pointer
merge-recursive: use subtraction to flip stage
merge-recursive: silence -Wxor-used-as-pow warning
Diffstat (limited to 'compat')
| -rw-r--r-- | compat/obstack.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/compat/obstack.h b/compat/obstack.h index 01e7c81840..f90a46d9b9 100644 --- a/compat/obstack.h +++ b/compat/obstack.h @@ -135,8 +135,10 @@ extern "C" { alignment relative to 0. */ #define __PTR_ALIGN(B, P, A) \ - __BPTR_ALIGN (sizeof (PTR_INT_TYPE) < sizeof (void *) ? (B) : (char *) 0, \ - P, A) + (sizeof (PTR_INT_TYPE) < sizeof(void *) ? \ + __BPTR_ALIGN((B), (P), (A)) : \ + (void *)__BPTR_ALIGN((PTR_INT_TYPE)(void *)0, (PTR_INT_TYPE)(P), (A)) \ + ) #include <string.h> |