k0kubun	2019-01-19 16:26:59 +0900 (Sat, 19 Jan 2019)

  New Revision: 66869

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66869

  Log:
    mjit_worker.c: do not use GCC_NOSTDLIB_FLAGS for OpenBSD
    
    OpenBSD's GCC compiler has local extensions that break when
    `-nostartfiles -nodefaultlibs -nostdlib` is used.
    
    From: Jeremy Evans <merch-redmine@j...>
    
    [Bug #15548]

  Modified files:
    trunk/mjit_worker.c
Index: mjit_worker.c
===================================================================
--- mjit_worker.c	(revision 66868)
+++ mjit_worker.c	(revision 66869)
@@ -247,9 +247,9 @@ static char *libruby_pathflag; https://github.com/ruby/ruby/blob/trunk/mjit_worker.c#L247
 # define MJIT_CFLAGS_PIPE 0
 #endif
 
-// Use `-nodefaultlibs -nostdlib` for GCC where possible, which does not work on mingw, cygwin and AIX.
+// Use `-nodefaultlibs -nostdlib` for GCC where possible, which does not work on mingw, cygwin, AIX, and OpenBSD.
 // This seems to improve MJIT performance on GCC.
-#if defined __GNUC__ && !defined __clang__ && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(_AIX)
+#if defined __GNUC__ && !defined __clang__ && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(_AIX) && !defined(__OpenBSD__)
 # define GCC_NOSTDLIB_FLAGS "-nodefaultlibs", "-nostdlib",
 #else
 # define GCC_NOSTDLIB_FLAGS /* empty */
@@ -266,7 +266,7 @@ static const char *const CC_OPTIMIZE_ARG https://github.com/ruby/ruby/blob/trunk/mjit_worker.c#L266
 static const char *const CC_LDSHARED_ARGS[] = {MJIT_LDSHARED GCC_PIC_FLAGS NULL};
 static const char *const CC_DLDFLAGS_ARGS[] = {
     MJIT_DLDFLAGS
-#if defined __GNUC__ && !defined __clang__
+#if defined __GNUC__ && !defined __clang__ && !defined(__OpenBSD__)
     "-nostartfiles",
 #endif
     GCC_NOSTDLIB_FLAGS NULL

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/