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Compile with latest C standard #621

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Merged
jgm merged 2 commits into from
Jun 10, 2026
+8 −5
Merged

Compile with latest C standard #621

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11b3097
Fix bsearch usage with C23
nwellnhof Jun 9, 2026
b719253
Compile with latest supported C standard
nwellnhof Jun 9, 2026
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7 changes: 5 additions & 2 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -4,8 +4,11 @@ project(cmark
LANGUAGES C CXX
VERSION 0.31.2)

set(CMAKE_C_STANDARD 99)
set(CMAKE_C_STANDARD_REQUIRED YES)
if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.21)
set(CMAKE_C_STANDARD 23)
else()
set(CMAKE_C_STANDARD 11)
endif()
set(CMAKE_C_EXTENSIONS NO)

if(CMAKE_BUILD_TYPE STREQUAL Asan)
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6 changes: 3 additions & 3 deletions src/utf8.c
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Expand Up @@ -242,9 +242,9 @@ void cmark_utf8proc_case_fold(cmark_strbuf *dest, const uint8_t *str,
cmark_strbuf_put(dest, str, char_len);
} else if (char_len >= 0) {
uint32_t key = c;
uint32_t *entry = bsearch(&key, cf_table,
CF_TABLE_SIZE, sizeof(uint32_t),
cf_compare);
const uint32_t *entry = bsearch(&key, cf_table,
CF_TABLE_SIZE, sizeof(uint32_t),
cf_compare);
if (entry == NULL) {
cmark_strbuf_put(dest, str, char_len);
} else {
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