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-rw-r--r--libc/stdio/_fpmaxtostr.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/libc/stdio/_fpmaxtostr.c b/libc/stdio/_fpmaxtostr.c
index 7fd67ffb4..239b85974 100644
--- a/libc/stdio/_fpmaxtostr.c
+++ b/libc/stdio/_fpmaxtostr.c
@@ -205,7 +205,7 @@ size_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct printf_info *info,
__fpmax_t lower_bnd;
__fpmax_t upper_bnd = 1e9;
#endif /* __UCLIBC_HAS_HEXADECIMAL_FLOATS__ */
- uint_fast32_t digit_block;
+ volatile uint_fast32_t digit_block;
#ifdef __UCLIBC_HAS_HEXADECIMAL_FLOATS__
uint_fast32_t base = 10;
const __fpmax_t *power_table;
@@ -221,9 +221,9 @@ size_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct printf_info *info,
int nblk2; /* This does not need to be initialized. */
const char *ts; /* This does not need to be initialized. */
#endif /* __UCLIBC_HAS_GLIBC_DIGIT_GROUPING__ */
- int i, j;
+ volatile int i, j;
int round, o_exp;
- int exp, exp_neg;
+ volatile int exp, exp_neg;
int width, preci;
int cnt;
char *s;