Upgrade Hedley to v15.

hedley.h

@@ -10,11 +10,11 @@
  * SPDX-License-Identifier: CC0-1.0
  */
 
-#if !defined(HEDLEY_VERSION) || (HEDLEY_VERSION < 14)
+#if !defined(HEDLEY_VERSION) || (HEDLEY_VERSION < 15)
 #if defined(HEDLEY_VERSION)
 #  undef HEDLEY_VERSION
 #endif
-#define HEDLEY_VERSION 14
+#define HEDLEY_VERSION 15
 
 #if defined(HEDLEY_STRINGIFY_EX)
 #  undef HEDLEY_STRINGIFY_EX
@@ -381,7 +381,7 @@
 #  if __VER__ > 1000
 #    define HEDLEY_IAR_VERSION HEDLEY_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000))
 #  else
-#    define HEDLEY_IAR_VERSION HEDLEY_VERSION_ENCODE(VER / 100, __VER__ % 100, 0)
+#    define HEDLEY_IAR_VERSION HEDLEY_VERSION_ENCODE(__VER__ / 100, __VER__ % 100, 0)
 #  endif
 #endif
 
@@ -458,6 +458,22 @@
 #  define HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (0)
 #endif
 
+#if defined(HEDLEY_MCST_LCC_VERSION)
+#  undef HEDLEY_MCST_LCC_VERSION
+#endif
+#if defined(__LCC__) && defined(__LCC_MINOR__)
+#  define HEDLEY_MCST_LCC_VERSION HEDLEY_VERSION_ENCODE(__LCC__ / 100, __LCC__ % 100, __LCC_MINOR__)
+#endif
+
+#if defined(HEDLEY_MCST_LCC_VERSION_CHECK)
+#  undef HEDLEY_MCST_LCC_VERSION_CHECK
+#endif
+#if defined(HEDLEY_MCST_LCC_VERSION)
+#  define HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (HEDLEY_MCST_LCC_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch))
+#else
+#  define HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (0)
+#endif
+
 #if defined(HEDLEY_GCC_VERSION)
 #  undef HEDLEY_GCC_VERSION
 #endif
@@ -467,6 +483,7 @@
   !defined(HEDLEY_INTEL_VERSION) && \
   !defined(HEDLEY_PGI_VERSION) && \
   !defined(HEDLEY_ARM_VERSION) && \
+  !defined(HEDLEY_CRAY_VERSION) && \
   !defined(HEDLEY_TI_VERSION) && \
   !defined(HEDLEY_TI_ARMCL_VERSION) && \
   !defined(HEDLEY_TI_CL430_VERSION) && \
@@ -474,7 +491,8 @@
   !defined(HEDLEY_TI_CL6X_VERSION) && \
   !defined(HEDLEY_TI_CL7X_VERSION) && \
   !defined(HEDLEY_TI_CLPRU_VERSION) && \
-  !defined(__COMPCERT__)
+  !defined(__COMPCERT__) && \
+  !defined(HEDLEY_MCST_LCC_VERSION)
 #  define HEDLEY_GCC_VERSION HEDLEY_GNUC_VERSION
 #endif
 
@@ -490,7 +508,11 @@
 #if defined(HEDLEY_HAS_ATTRIBUTE)
 #  undef HEDLEY_HAS_ATTRIBUTE
 #endif
-#if defined(__has_attribute)
+#if \
+  defined(__has_attribute) && \
+  ( \
+    (!defined(HEDLEY_IAR_VERSION) || HEDLEY_IAR_VERSION_CHECK(8,5,9)) \
+  )
 #  define HEDLEY_HAS_ATTRIBUTE(attribute) __has_attribute(attribute)
 #else
 #  define HEDLEY_HAS_ATTRIBUTE(attribute) (0)
@@ -500,7 +522,7 @@
 #  undef HEDLEY_GNUC_HAS_ATTRIBUTE
 #endif
 #if defined(__has_attribute)
-#  define HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute)
+#  define HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_HAS_ATTRIBUTE(attribute)
 #else
 #  define HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
 #endif
@@ -509,7 +531,7 @@
 #  undef HEDLEY_GCC_HAS_ATTRIBUTE
 #endif
 #if defined(__has_attribute)
-#  define HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute)
+#  define HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_HAS_ATTRIBUTE(attribute)
 #else
 #  define HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
 #endif
@@ -873,6 +895,8 @@
 #  define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
 #elif HEDLEY_MSVC_VERSION_CHECK(15,0,0)
 #  define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996))
+#elif HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444")
 #elif \
     HEDLEY_TI_VERSION_CHECK(15,12,0) || \
     (HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
@@ -923,6 +947,8 @@
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163")
 #elif HEDLEY_IAR_VERSION_CHECK(8,0,0)
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161")
+#elif HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 161")
 #else
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS
 #endif
@@ -953,6 +979,8 @@
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173")
 #elif HEDLEY_IAR_VERSION_CHECK(8,0,0)
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097")
+#elif HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097")
 #else
 #  define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES
 #endif
@@ -970,6 +998,21 @@
 #  define HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL
 #endif
 
+#if defined(HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION)
+#  undef HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION
+#endif
+#if HEDLEY_HAS_WARNING("-Wunused-function")
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("clang diagnostic ignored \"-Wunused-function\"")
+#elif HEDLEY_GCC_VERSION_CHECK(3,4,0)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("GCC diagnostic ignored \"-Wunused-function\"")
+#elif HEDLEY_MSVC_VERSION_CHECK(1,0,0)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION __pragma(warning(disable:4505))
+#elif HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("diag_suppress 3142")
+#else
+#  define HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION
+#endif
+
 #if defined(HEDLEY_DEPRECATED)
 #  undef HEDLEY_DEPRECATED
 #endif
@@ -982,7 +1025,7 @@
 #  define HEDLEY_DEPRECATED(since) __declspec(deprecated("Since " # since))
 #  define HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement))
 #elif \
-  HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) || \
+  (HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) && !defined(HEDLEY_IAR_VERSION)) || \
   HEDLEY_GCC_VERSION_CHECK(4,5,0) || \
   HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
   HEDLEY_ARM_VERSION_CHECK(5,6,0) || \
@@ -992,7 +1035,8 @@
   HEDLEY_TI_ARMCL_VERSION_CHECK(18,1,0) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_DEPRECATED(since) __attribute__((__deprecated__("Since " #since)))
 #  define HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement)))
 #elif defined(__cplusplus) && (__cplusplus >= 201402L)
@@ -1012,7 +1056,9 @@
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
+  HEDLEY_IAR_VERSION_CHECK(8,10,0)
 #  define HEDLEY_DEPRECATED(since) __attribute__((__deprecated__))
 #  define HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__))
 #elif \
@@ -1035,7 +1081,8 @@
 #if \
   HEDLEY_HAS_ATTRIBUTE(warning) || \
   HEDLEY_GCC_VERSION_CHECK(4,3,0) || \
-  HEDLEY_INTEL_VERSION_CHECK(13,0,0)
+  HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since)))
 #else
 #  define HEDLEY_UNAVAILABLE(available_since)
@@ -1063,7 +1110,8 @@
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
   HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
   (HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \
-  HEDLEY_PGI_VERSION_CHECK(17,10,0)
+  HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))
 #  define HEDLEY_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__))
 #elif (HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L)
@@ -1087,7 +1135,8 @@
   HEDLEY_HAS_ATTRIBUTE(sentinel) || \
   HEDLEY_GCC_VERSION_CHECK(4,0,0) || \
   HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
-  HEDLEY_ARM_VERSION_CHECK(5,4,0)
+  HEDLEY_ARM_VERSION_CHECK(5,4,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_SENTINEL(position) __attribute__((__sentinel__(position)))
 #else
 #  define HEDLEY_SENTINEL(position)
@@ -1098,7 +1147,9 @@
 #endif
 #if HEDLEY_IAR_VERSION_CHECK(8,0,0)
 #  define HEDLEY_NO_RETURN __noreturn
-#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0)
+#elif \
+  HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_NO_RETURN __attribute__((__noreturn__))
 #elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
 #  define HEDLEY_NO_RETURN _Noreturn
@@ -1120,7 +1171,8 @@
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_IAR_VERSION_CHECK(8,10,0)
 #  define HEDLEY_NO_RETURN __attribute__((__noreturn__))
 #elif HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
 #  define HEDLEY_NO_RETURN _Pragma("does_not_return")
@@ -1177,7 +1229,9 @@
   HEDLEY_GCC_VERSION_CHECK(4,5,0) || \
   HEDLEY_PGI_VERSION_CHECK(18,10,0) || \
   HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
-  HEDLEY_IBM_VERSION_CHECK(13,1,5)
+  HEDLEY_IBM_VERSION_CHECK(13,1,5) || \
+  HEDLEY_CRAY_VERSION_CHECK(10,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_UNREACHABLE() __builtin_unreachable()
 #elif defined(HEDLEY_ASSUME)
 #  define HEDLEY_UNREACHABLE() HEDLEY_ASSUME(0)
@@ -1255,7 +1309,8 @@ HEDLEY_DIAGNOSTIC_POP
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check)))
 #elif HEDLEY_PELLES_VERSION_CHECK(6,0,0)
 #  define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check))
@@ -1292,7 +1347,8 @@ HEDLEY_DIAGNOSTIC_POP
 #endif
 #if \
   (HEDLEY_HAS_BUILTIN(__builtin_expect_with_probability) && !defined(HEDLEY_PGI_VERSION)) || \
-  HEDLEY_GCC_VERSION_CHECK(9,0,0)
+  HEDLEY_GCC_VERSION_CHECK(9,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_PREDICT(expr, value, probability) __builtin_expect_with_probability(  (expr), (value), (probability))
 #  define HEDLEY_PREDICT_TRUE(expr, probability)   __builtin_expect_with_probability(!!(expr),    1   , (probability))
 #  define HEDLEY_PREDICT_FALSE(expr, probability)  __builtin_expect_with_probability(!!(expr),    0   , (probability))
@@ -1313,7 +1369,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
   HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
   HEDLEY_TINYC_VERSION_CHECK(0,9,27) || \
-  HEDLEY_CRAY_VERSION_CHECK(8,1,0)
+  HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_PREDICT(expr, expected, probability) \
      (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (HEDLEY_STATIC_CAST(void, expected), (expr)))
 #  define HEDLEY_PREDICT_TRUE(expr, probability) \
@@ -1359,7 +1416,8 @@ HEDLEY_DIAGNOSTIC_POP
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_MALLOC __attribute__((__malloc__))
 #elif HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
 #  define HEDLEY_MALLOC _Pragma("returns_new_memory")
@@ -1392,7 +1450,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
   HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
-  HEDLEY_PGI_VERSION_CHECK(17,10,0)
+  HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_PURE __attribute__((__pure__))
 #elif HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
 #  define HEDLEY_PURE _Pragma("does_not_write_global_data")
@@ -1428,7 +1487,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
   HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
-  HEDLEY_PGI_VERSION_CHECK(17,10,0)
+  HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_CONST __attribute__((__const__))
 #elif \
   HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
@@ -1456,7 +1516,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
   (HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \
   HEDLEY_IAR_VERSION_CHECK(8,0,0) || \
-  defined(__clang__)
+  defined(__clang__) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_RESTRICT __restrict
 #elif HEDLEY_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus)
 #  define HEDLEY_RESTRICT _Restrict
@@ -1484,7 +1545,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_INLINE __inline
 #else
 #  define HEDLEY_INLINE
@@ -1510,7 +1572,9 @@ HEDLEY_DIAGNOSTIC_POP
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
+  HEDLEY_IAR_VERSION_CHECK(8,10,0)
 #  define HEDLEY_ALWAYS_INLINE __attribute__((__always_inline__)) HEDLEY_INLINE
 #elif \
   HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \
@@ -1552,7 +1616,9 @@ HEDLEY_DIAGNOSTIC_POP
   (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
   HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
-  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
+  HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
+  HEDLEY_IAR_VERSION_CHECK(8,10,0)
 #  define HEDLEY_NEVER_INLINE __attribute__((__noinline__))
 #elif \
   HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \
@@ -1599,7 +1665,8 @@ HEDLEY_DIAGNOSTIC_POP
         (HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
         HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) \
       ) \
-    )
+    ) || \
+    HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #    define HEDLEY_PRIVATE __attribute__((__visibility__("hidden")))
 #    define HEDLEY_PUBLIC  __attribute__((__visibility__("default")))
 #  else
@@ -1615,7 +1682,8 @@ HEDLEY_DIAGNOSTIC_POP
 #if \
   HEDLEY_HAS_ATTRIBUTE(nothrow) || \
   HEDLEY_GCC_VERSION_CHECK(3,3,0) || \
-  HEDLEY_INTEL_VERSION_CHECK(13,0,0)
+  HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_NO_THROW __attribute__((__nothrow__))
 #elif \
   HEDLEY_MSVC_VERSION_CHECK(13,1,0) || \
@@ -1631,7 +1699,8 @@ HEDLEY_DIAGNOSTIC_POP
 #endif
 #if \
   HEDLEY_HAS_ATTRIBUTE(fallthrough) || \
-  HEDLEY_GCC_VERSION_CHECK(7,0,0)
+  HEDLEY_GCC_VERSION_CHECK(7,0,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_FALL_THROUGH __attribute__((__fallthrough__))
 #elif HEDLEY_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough)
 #  define HEDLEY_FALL_THROUGH HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]])
@@ -1648,7 +1717,8 @@ HEDLEY_DIAGNOSTIC_POP
 #endif
 #if \
   HEDLEY_HAS_ATTRIBUTE(returns_nonnull) || \
-  HEDLEY_GCC_VERSION_CHECK(4,9,0)
+  HEDLEY_GCC_VERSION_CHECK(4,9,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_RETURNS_NON_NULL __attribute__((__returns_nonnull__))
 #elif defined(_Ret_notnull_) /* SAL */
 #  define HEDLEY_RETURNS_NON_NULL _Ret_notnull_
@@ -1690,7 +1760,8 @@ HEDLEY_DIAGNOSTIC_POP
   HEDLEY_IBM_VERSION_CHECK(13,1,0) || \
   HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \
   (HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \
-  HEDLEY_CRAY_VERSION_CHECK(8,1,0)
+  HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \
+  HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
 #  define HEDLEY_IS_CONSTANT(expr) __builtin_constant_p(expr)
 #endif
 #if !defined(__cplusplus)
@@ -1714,7 +1785,7 @@ HEDLEY_DIAGNOSTIC_POP
           !defined(HEDLEY_SUNPRO_VERSION) && \
           !defined(HEDLEY_PGI_VERSION) && \
           !defined(HEDLEY_IAR_VERSION)) || \
-       HEDLEY_HAS_EXTENSION(c_generic_selections) || \
+       (HEDLEY_HAS_EXTENSION(c_generic_selections) && !defined(HEDLEY_IAR_VERSION)) || \
        HEDLEY_GCC_VERSION_CHECK(4,9,0) || \
        HEDLEY_INTEL_VERSION_CHECK(17,0,0) || \
        HEDLEY_IBM_VERSION_CHECK(12,1,0) || \
@@ -1891,7 +1962,7 @@ HEDLEY_DIAGNOSTIC_POP
 #if defined(HEDLEY_FLAGS)
 #  undef HEDLEY_FLAGS
 #endif
-#if HEDLEY_HAS_ATTRIBUTE(flag_enum)
+#if HEDLEY_HAS_ATTRIBUTE(flag_enum) && (!defined(__cplusplus) || HEDLEY_HAS_WARNING("-Wbitfield-enum-conversion"))
 #  define HEDLEY_FLAGS __attribute__((__flag_enum__))
 #else
 #  define HEDLEY_FLAGS

simde-diagnostic.h

@@ -229,16 +229,6 @@
   #define SIMDE_DIAGNOSTIC_DISABLE_USED_BUT_MARKED_UNUSED_
 #endif
 
-#if HEDLEY_HAS_WARNING("-Wunused-function")
-  #define SIMDE_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION_ _Pragma("clang diagnostic ignored \"-Wunused-function\"")
-#elif HEDLEY_GCC_VERSION_CHECK(3,4,0)
-  #define SIMDE_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION_ _Pragma("GCC diagnostic ignored \"-Wunused-function\"")
-#elif HEDLEY_MSVC_VERSION_CHECK(19,0,0) /* Likely goes back further */
-  #define SIMDE_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION_ __pragma(warning(disable:4505))
-#else
-  #define SIMDE_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION_
-#endif
-
 #if HEDLEY_HAS_WARNING("-Wpass-failed")
   #define SIMDE_DIAGNOSTIC_DISABLE_PASS_FAILED_ _Pragma("clang diagnostic ignored \"-Wpass-failed\"")
 #else
@@ -407,6 +397,7 @@
 #endif
 
 #define SIMDE_DISABLE_UNWANTED_DIAGNOSTICS \
+  HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION \
   SIMDE_DISABLE_UNWANTED_DIAGNOSTICS_NATIVE_ALIASES_ \
   SIMDE_DIAGNOSTIC_DISABLE_PSABI_ \
   SIMDE_DIAGNOSTIC_DISABLE_NO_EMMS_INSTRUCTION_ \
@@ -417,7 +408,6 @@
   SIMDE_DIAGNOSTIC_DISABLE_EXTRA_SEMI_ \
   SIMDE_DIAGNOSTIC_DISABLE_VLA_ \
   SIMDE_DIAGNOSTIC_DISABLE_USED_BUT_MARKED_UNUSED_ \
-  SIMDE_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION_ \
   SIMDE_DIAGNOSTIC_DISABLE_PASS_FAILED_ \
   SIMDE_DIAGNOSTIC_DISABLE_CPP98_COMPAT_PEDANTIC_ \
   SIMDE_DIAGNOSTIC_DISABLE_CPP11_LONG_LONG_ \