Re-instate 87168 - use C99 inlining semantics.

git-svn-id: https://svn.r-project.org/R/trunk@87176 00db46b3-68df-0310-9c12-caf00c1e9a41
r-devel · Sep 18, 2024 · 61cae07 · 61cae07
1 parent 3550807
commit 61cae07
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/include/Rinlinedfuns.h b/src/include/Rinlinedfuns.h
@@ -30,9 +30,11 @@
 #ifndef R_INLINES_H_
 #define R_INLINES_H_
 
+#if defined(__GNUC_STDC_INLINE__) && !defined(C99_INLINE_SEMANTICS)
 /* Probably not able to use C99 semantics in gcc < 4.3.0 */
-#if __GNUC__ == 4 && __GNUC_MINOR__ >= 3 && defined(__GNUC_STDC_INLINE__) && !defined(C99_INLINE_SEMANTICS)
-#define C99_INLINE_SEMANTICS 1
+# if defined(__clang__) || __GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3
+#  define C99_INLINE_SEMANTICS 1
+# endif
 #endif
 
 /* Apple's gcc build >5400 (since Xcode 3.0) doesn't support GNU inline in C99 mode