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Tests: Fix type-limits warning in test_filter_flags.

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This only occurs in test_filter_flags when the BCJ filters are not
configured and built. In this case, ARRAY_SIZE() returns 0 and causes a
type-limits warning with the loop variable since an unsigned number will
always be >= 0.
This commit is contained in:
Jia Tan 2023-01-11 20:42:29 +08:00
parent 0b8fa310cf
commit 25035813d1
1 changed files with 10 additions and 3 deletions
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13
tests/test_filter_flags.c
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@ -104,7 +104,12 @@ test_lzma_filter_flags_size(void)
assert_true(size != 0 && size < LZMA_BLOCK_HEADER_SIZE_MAX); assert_true(size != 0 && size < LZMA_BLOCK_HEADER_SIZE_MAX);
} }
for (uint32_t i = 0; i < ARRAY_SIZE(bcj_filters_encoders); i++) { // Do not use macro ARRAY_SIZE() in the for loop condition directly.
// If the BCJ filters are not configured and built, then ARRAY_SIZE()
// will return 0 and cause a warning because the for loop will never
// execute since any unsigned number cannot be < 0 (-Werror=type-limits).
const uint32_t bcj_array_size = ARRAY_SIZE(bcj_filters_decoders);
for (uint32_t i = 0; i < bcj_array_size; i++) {
assert_lzma_ret(lzma_filter_flags_size(&size, assert_lzma_ret(lzma_filter_flags_size(&size,
&bcj_filters_encoders[i]), LZMA_OK); &bcj_filters_encoders[i]), LZMA_OK);
assert_true(size != 0 && size < LZMA_BLOCK_HEADER_SIZE_MAX); assert_true(size != 0 && size < LZMA_BLOCK_HEADER_SIZE_MAX);
@ -215,7 +220,8 @@ test_lzma_filter_flags_encode(void)
.start_offset = 257 .start_offset = 257
}; };
for (uint32_t i = 0; i < ARRAY_SIZE(bcj_filters_encoders); i++) { const uint32_t bcj_array_size = ARRAY_SIZE(bcj_filters_decoders);
for (uint32_t i = 0; i < bcj_array_size; i++) {
// NULL options should pass for bcj filters // NULL options should pass for bcj filters
verify_filter_flags_encode(&bcj_filters_encoders[i], true); verify_filter_flags_encode(&bcj_filters_encoders[i], true);
lzma_filter bcj_with_options = { lzma_filter bcj_with_options = {
@ -377,7 +383,8 @@ test_lzma_filter_flags_decode(void)
free(decoded); free(decoded);
} }
for (uint32_t i = 0; i < ARRAY_SIZE(bcj_filters_decoders); i++) { const uint32_t bcj_array_size = ARRAY_SIZE(bcj_filters_decoders);
for (uint32_t i = 0; i < bcj_array_size; i++) {
if (lzma_filter_encoder_is_supported( if (lzma_filter_encoder_is_supported(
bcj_filters_decoders[i].id)) { bcj_filters_decoders[i].id)) {
lzma_filter bcj_decoded = { lzma_filter bcj_decoded = {