[openacc, testsuite] Allow installed testing of libgomp to find gomp-constants.h

2018-05-07  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/85677
	* testsuite/lib/libgomp.exp (libgomp_init): Move inclusion of top-level
	include directory in ALWAYS_CFLAGS out of $blddir != "" condition.

From-SVN: r259992

libgomp/ChangeLog

+2018-05-07  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85677
+	* testsuite/lib/libgomp.exp (libgomp_init): Move inclusion of top-level
+	include directory in ALWAYS_CFLAGS out of $blddir != "" condition.
+
 2018-05-03  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106

libgomp/testsuite/lib/libgomp.exp

@@ -187,9 +187,9 @@ proc libgomp_init { args } {
         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/.libs"
         lappend ALWAYS_CFLAGS "additional_flags=-I${blddir}"
         lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/.libs"
-	# The top-level include directory, for gomp-constants.h.
-	lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/../../include"
     }
+    # The top-level include directory, for gomp-constants.h.
+    lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/../../include"
     lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/.."
 
     # For build-tree testing, also consider the library paths used for builing.