pr18241 tests

[Michael Ritzert]

Hi all,

I see these when running the testsuite on x86_64-suse-linux:

ERROR: gcc.dg/pr18241-1.c: 1: syntax error for " dg-do 1 execute "

ERROR: gcc.dg/pr18241-2.c: 1: syntax error for " dg-do 1 execute "

ERROR: gcc.dg/pr18241-3.c: 1: syntax error for " dg-do 1 execute "

ERROR: gcc.dg/pr18241-4.c: 1: syntax error for " dg-do 1 execute "

ERROR: gcc.dg/pr18241-5.c: 1: syntax error for " dg-do 1 execute "

Michael