Add a conditional check for the macro __STDC_VERSION__ (#4080)

2025-02-14 16:13:15 +08:00
parent 1465c3c0eb
commit 71bc3c2d15
2 changed files with 2 additions and 2 deletions
--- a/core/iwasm/include/wasm_c_api.h
+++ b/core/iwasm/include/wasm_c_api.h
@ -46,7 +46,7 @@ extern "C" {
 // Auxiliaries

 // Machine types
-#if (__STDC_VERSION__) > 199901L
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__) > 199901L
 inline void assertions(void) {
  static_assert(sizeof(float) == sizeof(uint32_t), "incompatible float type");
  static_assert(sizeof(double) == sizeof(uint64_t), "incompatible double type");