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benchtests: Remove clang warnings 

clangs warns of the implicit cast of RAND_MAX to float:

  error: implicit conversion from 'int' to 'float' changes value from
  2147483647 to 2147483648 [-Werror,-Wimplicit-const-int-float-conversion]

So make it explicit.

Reviewed-by: Sam James <sam@gentoo.org>
This commit is contained in:
Adhemerval Zanella 2025-11-20 15:30:14 -03:00
parent 9849a61b34
commit 4d695077b8
2 changed files with 3 additions and 3 deletions
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2
benchtests/bench-malloc-thread.c
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@ -68,7 +68,7 @@ get_block_size (unsigned int rand_data)
float min_pow = powf (dist_min, exponent + 1); float min_pow = powf (dist_min, exponent + 1);
float max_pow = powf (dist_max, exponent + 1); float max_pow = powf (dist_max, exponent + 1);
float r = (float) rand_data / RAND_MAX; float r = (float) rand_data / (float) RAND_MAX;
return (unsigned int) powf ((max_pow - min_pow) * r + min_pow, return (unsigned int) powf ((max_pow - min_pow) * r + min_pow,
1 / (exponent + 1)); 1 / (exponent + 1));

4
benchtests/bench-strchr.c
View File

@ -100,7 +100,7 @@ do_one_rand_plus_branch_test (json_ctx_t *json_ctx, impl_t *impl,
const CHAR *s, const CHAR *c) const CHAR *s, const CHAR *c)
{ {
size_t i, iters = INNER_LOOP_ITERS8; size_t i, iters = INNER_LOOP_ITERS8;
int must_execute = 0; volatile int must_execute = 0;
timing_t start, stop, cur; timing_t start, stop, cur;
TIMING_NOW (start); TIMING_NOW (start);
for (i = 0; i < iters; ++i) for (i = 0; i < iters; ++i)
@ -166,7 +166,7 @@ do_rand_test (json_ctx_t *json_ctx, size_t align, size_t pos, size_t len,
buf[align + len] = 0; buf[align + len] = 0;
buf[align + pos] = 1; buf[align + pos] = 1;
perc_zero_int = perc_zero * RAND_MAX; perc_zero_int = perc_zero * (float) RAND_MAX;
for (i = 0; i < NUM_SEARCH_CHARS; ++i) for (i = 0; i < NUM_SEARCH_CHARS; ++i)
{ {
if (rand () > perc_zero_int) if (rand () > perc_zero_int)