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-rw-r--r--src/Globals.h21
1 files changed, 18 insertions, 3 deletions
diff --git a/src/Globals.h b/src/Globals.h
index c5768facf..0c11429bd 100644
--- a/src/Globals.h
+++ b/src/Globals.h
@@ -71,9 +71,24 @@
#define FORMATSTRING(formatIndex, va_argsIndex) __attribute__((format (printf, formatIndex, va_argsIndex)))
- #define SIZE_T_FMT "%zu"
- #define SIZE_T_FMT_PRECISION(x) "%" #x "zu"
- #define SIZE_T_FMT_HEX "%zx"
+ #if defined(_WIN32)
+ // We're compiling on MinGW, which uses an old MSVCRT library that has no support for size_t printfing.
+ // We need direct size formats:
+ #if defined(_WIN64)
+ #define SIZE_T_FMT "%I64u"
+ #define SIZE_T_FMT_PRECISION(x) "%" #x "I64u"
+ #define SIZE_T_FMT_HEX "%I64x"
+ #else
+ #define SIZE_T_FMT "%u"
+ #define SIZE_T_FMT_PRECISION(x) "%" #x "u"
+ #define SIZE_T_FMT_HEX "%x"
+ #endif
+ #else
+ // We're compiling on Linux, so we can use libc's size_t printf format:
+ #define SIZE_T_FMT "%zu"
+ #define SIZE_T_FMT_PRECISION(x) "%" #x "zu"
+ #define SIZE_T_FMT_HEX "%zx"
+ #endif
#define NORETURN __attribute((__noreturn__))