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-rw-r--r--src/preprocess.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/preprocess.c b/src/preprocess.c
index 9776b5a..b826bf2 100644
--- a/src/preprocess.c
+++ b/src/preprocess.c
@@ -125,6 +125,7 @@ static void add_predefined_macros(MacroArray* macros) {
// GCC's predefined macros. Glibc depends on these macros.
// https://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html
// TODO: uncomment out __LONG_MAX__, etc. once ducc supports 64-bit integer literals.
+ define_macro_to_number(macros, "__CHAR_BIT__", __CHAR_BIT__);
define_macro_to_number(macros, "__SCHAR_MAX__", __SCHAR_MAX__);
define_macro_to_number(macros, "__WCHAR_MAX__", __WCHAR_MAX__);
define_macro_to_number(macros, "__SHRT_MAX__", __SHRT_MAX__);