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Fix array bounds false warning in gcc 12.3.0

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1.error: array subscript 232 is above array bounds of ‘size_t[232]’ in gcc 12.3.0
2.it also optimizer to the code
This commit is contained in:
Evers Chen 2023-08-20 08:11:35 +00:00 committed by Qi Wang
parent ce8ce99a4a
commit 7d9eceaf38
1 changed files with 7 additions and 8 deletions
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15
test/unit/size_classes.c
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@ -24,7 +24,7 @@ get_max_size_class(void) {
TEST_BEGIN(test_size_classes) {
size_t size_class, max_size_class;
szind_t index, max_index;
szind_t index, gen_index, max_index;
max_size_class = get_max_size_class();
max_index = sz_size2index(max_size_class);
@ -32,6 +32,7 @@ TEST_BEGIN(test_size_classes) {
for (index = 0, size_class = sz_index2size(index); index < max_index ||
size_class < max_size_class; index++, size_class =
sz_index2size(index)) {
gen_index = sz_size2index(size_class);
expect_true(index < max_index,
"Loop conditionals should be equivalent; index=%u, "
"size_class=%zu (%#zx)", index, size_class, size_class);
@ -39,17 +40,15 @@ TEST_BEGIN(test_size_classes) {
"Loop conditionals should be equivalent; index=%u, "
"size_class=%zu (%#zx)", index, size_class, size_class);
expect_u_eq(index, sz_size2index(size_class),
expect_u_eq(index, gen_index,
"sz_size2index() does not reverse sz_index2size(): index=%u"
" --> size_class=%zu --> index=%u --> size_class=%zu",
index, size_class, sz_size2index(size_class),
sz_index2size(sz_size2index(size_class)));
expect_zu_eq(size_class,
sz_index2size(sz_size2index(size_class)),
index, size_class, gen_index, sz_index2size(gen_index));
expect_zu_eq(size_class, sz_index2size(gen_index),
"sz_index2size() does not reverse sz_size2index(): index=%u"
" --> size_class=%zu --> index=%u --> size_class=%zu",
index, size_class, sz_size2index(size_class),
sz_index2size(sz_size2index(size_class)));
index, size_class, gen_index, sz_index2size(gen_index));
expect_u_eq(index+1, sz_size2index(size_class+1),
"Next size_class does not round up properly");