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authorjoerg <joerg@FreeBSD.org>2005-03-02 21:33:29 +0000
committerjoerg <joerg@FreeBSD.org>2005-03-02 21:33:29 +0000
commitc85a3e95f78bb183ec62ae6ef948265e7ade6b7a (patch)
tree69c98a86a28838e983d8eca9ba158f46450df8c1 /sys/amd64/include/stdarg.h
parent2307c11d0fa1ac2133cff99d6c1a90c711b15f61 (diff)
downloadFreeBSD-src-c85a3e95f78bb183ec62ae6ef948265e7ade6b7a.zip
FreeBSD-src-c85a3e95f78bb183ec62ae6ef948265e7ade6b7a.tar.gz
netchild's mega-patch to isolate compiler dependencies into a central
place. This moves the dependency on GCC's and other compiler's features into the central sys/cdefs.h file, while the individual source files can then refer to #ifdef __COMPILER_FEATURE_FOO where they by now used to refer to #if __GNUC__ > 3.1415 && __BARC__ <= 42. By now, GCC and ICC (the Intel compiler) have been actively tested on IA32 platforms by netchild. Extension to other compilers is supposed to be possible, of course. Submitted by: netchild Reviewed by: various developers on arch@, some time ago
Diffstat (limited to 'sys/amd64/include/stdarg.h')
-rw-r--r--sys/amd64/include/stdarg.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/amd64/include/stdarg.h b/sys/amd64/include/stdarg.h
index 60a204a..d3612d2 100644
--- a/sys/amd64/include/stdarg.h
+++ b/sys/amd64/include/stdarg.h
@@ -39,7 +39,7 @@
typedef __va_list va_list;
#endif
-#if defined(__GNUC__)
+#if defined(__GNUCLIKE_BUILTIN_STDARG)
#define va_start(ap, last) \
__builtin_stdarg_start((ap), (last))
@@ -67,6 +67,8 @@ typedef __va_list va_list;
(*(type *)((ap) += __va_size(type), (ap) - __va_size(type)))
#define va_end(ap)
+#else
+#error this file needs to be ported to your compiler
#endif
#endif /* !_MACHINE_STDARG_H_ */
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