testsuite_flags.in (cxxflags): Remove @CXXFLAGS@ since libstdc++.exp imports…

testsuite_flags.in (cxxflags): Remove @CXXFLAGS@ since libstdc++.exp imports those flags via getenv.

2014-05-20  Cesar Philippidis  <cesar@codesourcery.com>

	libstdc++-v3/
	* scripts/testsuite_flags.in (cxxflags): Remove @CXXFLAGS@ since 
	libstdc++.exp imports those flags via getenv.
	* testsuite/lib/libstdc++.exp (libstdc++_init): Ensure that 
	CXXFLAGS contains a '-O' flag.

From-SVN: r210659

libstdc++-v3/ChangeLog

+2014-05-20  Cesar Philippidis  <cesar@codesourcery.com>
+
+	* scripts/testsuite_flags.in (cxxflags): Remove @CXXFLAGS@ since 
+	libstdc++.exp imports those flags via getenv.
+	* testsuite/lib/libstdc++.exp (libstdc++_init): Ensure that 
+	CXXFLAGS contains a '-O' flag. 
+
 2014-05-20  Alexey Merzlyakov  <alexey.merzlyakov@samsung.com>
 
 	PR libstdc++/61223

libstdc++-v3/scripts/testsuite_flags.in

@@ -57,7 +57,7 @@ case ${query} in
       ;;
     --cxxflags)
       CXXFLAGS_default="-D_GLIBCXX_ASSERT -fmessage-length=0"
-      CXXFLAGS_config="@SECTION_FLAGS@ @CXXFLAGS@ @EXTRA_CXX_FLAGS@"
+      CXXFLAGS_config="@SECTION_FLAGS@ @EXTRA_CXX_FLAGS@"
       echo ${CXXFLAGS_default} ${CXXFLAGS_config} 
       ;;
     --cxxvtvflags)

libstdc++-v3/testsuite/lib/libstdc++.exp

@@ -282,6 +282,11 @@ proc libstdc++_init { testfile } {
     }
     append cxxflags " "
     append cxxflags [getenv CXXFLAGS]
+
+    if ![regexp "\-O" $cxxflags] {
+	append cxxflags " -g -O2"
+    }
+
     v3track cxxflags 2
 
     # Always use MO files built by this test harness.