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-rw-r--r--posix/regex.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/posix/regex.c b/posix/regex.c
index c9476be532..2c967297a5 100644
--- a/posix/regex.c
+++ b/posix/regex.c
@@ -1750,8 +1750,21 @@ static reg_errcode_t compile_range _RE_ARGS ((unsigned int range_start,
#if __BOUNDED_POINTERS__
# define MOVE_BUFFER_POINTER(P) \
(__ptrlow (P) += incr, __ptrhigh (P) += incr, __ptrvalue (P) += incr)
+# define EXTEND_BUFFER_HIGH_BOUND \
+ do { \
+ int incr = bufp->allocated >> 1; \
+ __ptrhigh b += incr; \
+ __ptrhigh begalt += incr; \
+ if (fixup_alt_jump) \
+ __ptrhigh fixup_alt_jump += incr; \
+ if (laststart) \
+ __ptrhigh laststart += incr; \
+ if (pending_exact) \
+ __ptrhigh pending_exact += incr; \
+ } while (0)
#else
# define MOVE_BUFFER_POINTER(P) (P) += incr
+# define EXTEND_BUFFER_HIGH_BOUND
#endif
#define EXTEND_BUFFER() \
do { \
@@ -1777,6 +1790,7 @@ static reg_errcode_t compile_range _RE_ARGS ((unsigned int range_start,
if (pending_exact) \
MOVE_BUFFER_POINTER (pending_exact); \
} \
+ EXTEND_BUFFER_HIGH_BOUND; \
} while (0)