struct-layout-1.exp (orig_gcc_exec_prefix_saved): Always initialize.

	* gcc.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
	Always initialize.
	* g++.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
	Always initialize.

From-SVN: r136704

gcc/testsuite/ChangeLog

+2008-06-12  Joseph Myers  <joseph@codesourcery.com>
+
+	* gcc.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
+	Always initialize.
+	* g++.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
+	Always initialize.
+
 2008-06-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR testsuite/36443

gcc/testsuite/g++.dg/compat/struct-layout-1.exp

@@ -130,6 +130,7 @@ set generator_cmd "-o $generator $generator_src"
 
 # Temporarily unset GCC_EXEC_PREFIX from environment, as that might
 # confuse the $HOSTCC.
+set orig_gcc_exec_prefix_saved 0
 if [info exists env(GCC_EXEC_PREFIX)] {
      set orig_gcc_exec_prefix "$env(GCC_EXEC_PREFIX)"
      set orig_gcc_exec_prefix_saved 1

gcc/testsuite/gcc.dg/compat/struct-layout-1.exp

@@ -92,6 +92,7 @@ set generator_cmd "-o $generator $skip_dfp $generator_src"
 
 # Temporarily unset GCC_EXEC_PREFIX from environment, as that might
 # confuse the $HOSTCC.
+set orig_gcc_exec_prefix_saved 0
 if [info exists env(GCC_EXEC_PREFIX)] {
      set orig_gcc_exec_prefix "$env(GCC_EXEC_PREFIX)"
      set orig_gcc_exec_prefix_saved 1