re PR sanitizer/59063 (ASAN: segfault in __interceptor_clock_gettime)

	PR sanitizer/59063
	* lib/asan-dg.exp: Don't add anything to flags if libsanitizer
	has not been found.
	* lib/ubsan-dg.exp: Likewise.  Append to flags also
	-B${gccpath}/libsanitizer/.

From-SVN: r205639

gcc/testsuite/ChangeLog

+2013-12-03  Yury Gribov  <y.gribov@samsung.com>
+
+	PR sanitizer/59063
+	* lib/asan-dg.exp: Don't add anything to flags if libsanitizer
+	has not been found.
+	* lib/ubsan-dg.exp: Likewise.  Append to flags also
+	-B${gccpath}/libsanitizer/.
+
 2013-12-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
 	* gcc.dg/vect/costmodel/ppc/costmodel-slp-34.c: Skip for little

gcc/testsuite/lib/asan-dg.exp

@@ -39,9 +39,9 @@ proc asan_link_flags { paths } {
     set shlib_ext [get_shlib_extension]
 
     if { $gccpath != "" } {
-      append flags " -B${gccpath}/libsanitizer/ "
       if { [file exists "${gccpath}/libsanitizer/asan/.libs/libasan.a"]
 	   || [file exists "${gccpath}/libsanitizer/asan/.libs/libasan.${shlib_ext}"] } {
+	  append flags " -B${gccpath}/libsanitizer/ "
 	  append flags " -B${gccpath}/libsanitizer/asan/ "
 	  append flags " -L${gccpath}/libsanitizer/asan/.libs "
 	  append ld_library_path ":${gccpath}/libsanitizer/asan/.libs"

gcc/testsuite/lib/ubsan-dg.exp

@@ -30,9 +30,10 @@ proc ubsan_link_flags { paths } {
     set shlib_ext [get_shlib_extension]
 
     if { $gccpath != "" } {
-      append flags " -B${gccpath}/libsanitizer/ubsan/ "
       if { [file exists "${gccpath}/libsanitizer/ubsan/.libs/libubsan.a"]
 	   || [file exists "${gccpath}/libsanitizer/ubsan/.libs/libubsan.${shlib_ext}"] } {
+	  append flags " -B${gccpath}/libsanitizer/ "
+	  append flags " -B${gccpath}/libsanitizer/ubsan/ "
 	  append flags " -L${gccpath}/libsanitizer/ubsan/.libs"
 	  append ld_library_path ":${gccpath}/libsanitizer/ubsan/.libs"
       }