avoid emitting a bogus line marker for the top level #include
location.  We now -E a file containing "foo" into:

# 1 "t.c"
# 1 "t.c" 1
# 1 "<predefines>" 1
# 1 "t.c" 2
foo

instead of:

# 1 "t.c"
# 1 "t.c" 1
# 0 "t.c"
# 1 "<predefines>" 1
# 1 "t.c" 2
foo



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63405 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed