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Simplify HOST_LONG_BITS

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Simplify the macro, not depending on headers defines, but compiler
predefined __SIZEOF__POINTER__ only.

Available since gcc 4.3 and clang 2.8.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Marc-André Lureau 2022-02-24 18:48:11 +04:00
parent 887ce500ef
commit 77a19c6aa4
1 changed files with 1 additions and 7 deletions
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8
include/qemu/osdep.h
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@ -245,13 +245,7 @@ extern "C" {
#endif
/* HOST_LONG_BITS is the size of a native pointer in bits. */
#if UINTPTR_MAX == UINT32_MAX
# define HOST_LONG_BITS 32
#elif UINTPTR_MAX == UINT64_MAX
# define HOST_LONG_BITS 64
#else
# error Unknown pointer size
#endif
#define HOST_LONG_BITS (__SIZEOF_POINTER__ * 8)
/* Mac OSX has a <stdint.h> bug that incorrectly defines SIZE_MAX with
* the wrong type. Our replacement isn't usable in preprocessor