target-supports.exp (check_gc_sections_available): Return false if ldflags includes -elf2flt.

	* lib/target-supports.exp (check_gc_sections_available):
	Return false if ldflags includes -elf2flt.

From-SVN: r123810

gcc/testsuite/ChangeLog

@@ -2,6 +2,9 @@
 
 	* gcc.c-torture/compile/pr27528.c: Require nonpic.
 
+	* lib/target-supports.exp (check_gc_sections_available):
+	Return false if ldflags includes -elf2flt.
+
 2007-04-13  Jason Merrill  <jason@redhat.com>
 
 	PR c++/31074

gcc/testsuite/lib/target-supports.exp

@@ -286,6 +286,14 @@ proc check_gc_sections_available { } {
 	    return 0
 	}
 
+	# elf2flt uses -q (--emit-relocs), which is incompatible with
+	# --gc-sections.
+	if { [board_info target exists ldflags]
+	     && [regexp " -elf2flt\[ =\]" " [board_info target ldflags] "] } {
+	    set gc_sections_available_saved 0
+	    return 0
+	}
+
 	# VxWorks kernel modules are relocatable objects linked with -r,
 	# while RTP executables are linked with -q (--emit-relocs).
 	# Both of these options are incompatible with --gc-sections.