CC-tea/coreutils
1
0
Fork 0
mirror of git://git.sv.gnu.org/coreutils.git synced 2026-04-20 10:51:48 +02:00
Code Issues Projects Releases Wiki Activity

(DECIMAL_DIGIT_ACCUMULATE): The use of __typeof__ must be conditional.

Browse Source
This commit is contained in:
Jim Meyering
2005-03-17 17:42:53 +00:00
parent b0a3db0a2f
commit 6b0f94088c
1 changed files with 7 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/system.h
View File

@@ -818,6 +818,12 @@ ptr_align (void *ptr, size_t alignment)
#define VERIFY_EXPR(assertion) \
(void)((struct {char a[(assertion) ? 1 : -1]; } *) 0)
#ifdef __GNUC__
# define VERIFY_GCC_EXPR(assertion) VERIFY_EXPR (expression)
#else
# define VERIFY_GCC_EXPR(assertion) (void)0
#endif
/* If 10*Accum+Digit_val is larger than Type_max, then don't update Accum
and return nonzero. Otherwise, set Accum to that new value and
return zero. When compiling with gcc, perform a compile-time check
@@ -826,7 +832,7 @@ ptr_align (void *ptr, size_t alignment)
#define DECIMAL_DIGIT_ACCUMULATE(Accum, Digit_val, Type_max) \
( \
/* Ensure that Type_max is the maximum value of Accum. */ \
VERIFY_EXPR (TYPE_MAXIMUM (__typeof__ (Accum)) == (Type_max)), \
VERIFY_GCC_EXPR (TYPE_MAXIMUM (__typeof__ (Accum)) == (Type_max)), \
/* If the result would overflow, return 1. \
Otherwise update Accum and return 0. */ \
((Type_max) / 10 < Accum || Accum * 10 + (Digit_val) < Accum \