(va_arg): Cast ptr to void *, then to TYPE *.
From-SVN: r2124
This commit is contained in:
Richard Stallman
parent
347099d6ef
commit
7436f435ab
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@ -62,9 +62,11 @@ typedef void *__gnuc_va_list;
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void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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#define va_end(AP)
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(AP, TYPE) \
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(AP = (char *) (AP) + __va_rounded_size (TYPE), \
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*((TYPE *) ((char *) (AP) - __va_rounded_size (TYPE))))
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*((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE))))
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#endif /* _STDARG_H */
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#endif /* not alpha */
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@ -40,6 +40,8 @@ typedef unsigned __gnuc_va_list[2];
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#define va_start(AP) ((AP)[1] = 0, *(AP) = (unsigned) &va_alist)
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#endif
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(AP, T) \
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( \
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( \
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@ -48,7 +50,7 @@ typedef unsigned __gnuc_va_list[2];
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: ((AP)[1] = __vpad ((AP)[1], T)) \
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), \
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\
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*((T *) ((char *) *(AP) + (AP)[1] - __vsiz (T))) \
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*((T *) (void *) ((char *) *(AP) + (AP)[1] - __vsiz (T))) \
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)
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void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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@ -63,13 +63,16 @@ typedef struct
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#define __va_size(TYPE) ((sizeof(TYPE) + 3) >> 2)
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#define va_arg(AP,TYPE) \
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(AP,TYPE) \
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( (AP).__va_arg = (((AP).__va_arg + (1 << (__alignof__(TYPE) >> 3)) - 1) \
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& ~((1 << (__alignof__(TYPE) >> 3)) - 1)) \
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+ __va_size(TYPE), \
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*((TYPE *) ((__va_reg_p(TYPE) && (AP).__va_arg < 8 + __va_size(TYPE) \
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? (AP).__va_reg : (AP).__va_stk) \
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+ ((AP).__va_arg - __va_size(TYPE)))))
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& ~((1 << (__alignof__(TYPE) >> 3)) - 1)) \
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+ __va_size(TYPE), \
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*((TYPE *) (void *) ((__va_reg_p(TYPE) \
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&& (AP).__va_arg < 8 + __va_size(TYPE) \
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? (AP).__va_reg : (AP).__va_stk) \
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+ ((AP).__va_arg - __va_size(TYPE)))))
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#define va_end(AP)
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@ -49,11 +49,13 @@ void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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#define va_arg(list, mode) ((mode *)(list += __va_rounded_size(mode)))[-1]
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#else /* !lint */
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#define va_arg(__AP, __type) \
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((__type *)(__AP = (char *) ((__alignof(__type) > 4 \
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? ((int)__AP + 8 - 1) & -8 \
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: ((int)__AP + 4 - 1) & -4) \
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+ __va_rounded_size(__type))))[-1]
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(__AP, __type) \
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((__type *) (void *) (__AP = (char *) ((__alignof(__type) > 4 \
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? ((int)__AP + 8 - 1) & -8 \
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: ((int)__AP + 4 - 1) & -4) \
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+ __va_rounded_size(__type))))[-1]
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#endif /* lint */
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#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
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@ -22,11 +22,11 @@ typedef double *__gnuc_va_list;
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#define va_arg(AP,TYPE) \
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(sizeof(TYPE) > 8 ? \
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((AP = (__gnuc_va_list) ((char *)AP - sizeof (int))), \
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(*((TYPE *) (*((int *) (AP)))))) \
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(*((TYPE *) (void *) (*((int *) (AP)))))) \
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:((AP = \
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(__gnuc_va_list) ((long)((char *)AP - sizeof (TYPE)) \
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& (sizeof(TYPE) > 4 ? ~0x7 : ~0x3))), \
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(*((TYPE *) ((char *)AP + ((8 - sizeof(TYPE)) % 4))))))
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(*((TYPE *) (void *) ((char *)AP + ((8 - sizeof(TYPE)) % 4))))))
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#define va_end(AP)
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@ -107,6 +107,8 @@ typedef __va_buf __gnuc_va_list;
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#define __extension__
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#endif
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(_AP, _MODE) \
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__extension__ \
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({__voidptr *__ap = (__voidptr*)&_AP; \
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@ -119,7 +121,7 @@ __extension__ \
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((void *)__ap[__onstack])+=__size; \
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if (__onstack==0 || (int)(__ap[2])==11) \
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__ap[2]+= (__size >> 2); \
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*(( _MODE *)__param_addr); \
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*(( _MODE *) (void *) __param_addr); \
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})
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void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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@ -59,6 +59,8 @@ void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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not word-aligned, we advance the pointer to the first non-reg slot. */
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/* We don't declare the union member `d' to have type TYPE
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because that would lose in C++ if TYPE has a constructor. */
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/* We cast to void * and then to TYPE * because this avoids
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a warning about increasing the alignment requirement. */
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#define va_arg(pvar,TYPE) \
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__extension__ \
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({ TYPE __va_temp; \
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@ -70,9 +72,9 @@ __extension__ \
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__u.__i[0] = ((int *) (pvar))[0]; \
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__u.__i[1] = ((int *) (pvar))[1]; \
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(pvar) += 8; \
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*(TYPE *)__u.__d; }) \
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*(TYPE *) (void *) __u.__d; }) \
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: ((pvar) += __va_rounded_size (TYPE), \
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*((TYPE *) ((pvar) - __va_rounded_size (TYPE)))));})
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*((TYPE *) (void *) ((pvar) - __va_rounded_size (TYPE)))));})
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#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
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