[Darwin, PPC] Correct whitespace in specs.

A recent merge dropped whitespace in the endfile specs, which affects
transactional memory cases.

2019-06-27  Iain Sandoe  <iain@sandoe.co.uk>

	* config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
	spec.

From-SVN: r272759

gcc/ChangeLog

 2019-06-27  Iain Sandoe  <iain@sandoe.co.uk>
 
+	* config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
+	spec.
+
+2019-06-27  Iain Sandoe  <iain@sandoe.co.uk>
+
 	* config/rs6000/rs6000.c (darwin_rs6000_override_options): Do not
 	use longcall for 64b code.
 

gcc/config/rs6000/darwin.h

@@ -135,7 +135,7 @@ extern int darwin_emit_picsym_stub;
 /* The PPC regs save/restore functions are leaves and could, conceivably
    be used by the tm destructor.  */
 #undef ENDFILE_SPEC
-#define ENDFILE_SPEC TM_DESTRUCTOR "-lef_ppc"
+#define ENDFILE_SPEC TM_DESTRUCTOR " -lef_ppc"
 
 #undef SUBTARGET_EXTRA_SPECS
 #define SUBTARGET_EXTRA_SPECS			\