ld testsuite: Append NOSANITIZE_CFLAGS to CFLAGS_FOR_TARGET

[Alan Modra]

The idea here is build tests without sanitizer flags, so they don't
fail due to many not using the compiler to link and thus result in
undefined symbols, since libasan is not supplied.  We definitely do not
want a compiler to perform linking in most cases, and it's complicated
to supply libasan (and would possibly disturb testcase output).

	* testsuite/config/default.exp (CFLAGS_FOR_TARGET),
	(CXXFLAGS_FOR_TARGET): Append NOSANITIZE_CFLAGS.
	* testsuite/ld-bootstrap/bootstrap.exp: Use CC_FOR_TARGET and
	CFLAGS_FOR_TARGET throughout.

diff --git a/ld/testsuite/config/default.exp b/ld/testsuite/config/default.exp
index afaf4bcb1ff..8374920c775 100644
--- a/ld/testsuite/config/default.exp
+++ b/ld/testsuite/config/default.exp
@@ -481,6 +481,9 @@ if { ![info exists NOSANITIZE_CFLAGS] } then {
     }
 }
 
+append CFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS"
+append CXXFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS"
+
 if { ![info exists NOLTO_CFLAGS] } then {
     set NOLTO_CFLAGS ""
     if [compiler_supports "-fno-lto"] {
diff --git a/ld/testsuite/ld-bootstrap/bootstrap.exp b/ld/testsuite/ld-bootstrap/bootstrap.exp
index 437a3bc6842..4b19a1283d3 100644
--- a/ld/testsuite/ld-bootstrap/bootstrap.exp
+++ b/ld/testsuite/ld-bootstrap/bootstrap.exp
@@ -190,7 +190,7 @@ foreach flags $test_flags {
 	setup_xfail "mips*-*-irix5*"
     }
 
-    if ![ld_link $CC tmpdir/ld1 "$CFLAGS $flags tmpdir/ld-partial.o $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
+    if ![ld_link $CC_FOR_TARGET tmpdir/ld1 "$CFLAGS_FOR_TARGET $flags tmpdir/ld-partial.o $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }
@@ -207,13 +207,13 @@ foreach flags $test_flags {
     }
 
     regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld1/ gcc_B_opt
-    if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
+    if ![ld_link $CC_FOR_TARGET tmpdir/ld2 "$CFLAGS_FOR_TARGET $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }
 
     regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld2/ gcc_B_opt
-    if ![ld_link $CC tmpdir/ld3 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
+    if ![ld_link $CC_FOR_TARGET tmpdir/ld3 "$CFLAGS_FOR_TARGET $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }
@@ -226,7 +226,7 @@ foreach flags $test_flags {
 	# generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
 	# So we rebuild tmpdir/ld2 with tmpdir/ld3.
 	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld3/ gcc_B_opt
-	if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
+	if ![ld_link $CC_FOR_TARGET tmpdir/ld2 "$CFLAGS_FOR_TARGET $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	    fail $testname
 	    continue
 	}

-- 
Alan Modra
Australia Development Lab, IBM