clang-1/test/Preprocessor/macro_paste_empty.c

// RUN: clang-cc -E %s | grep 'a:Y'
// RUN: clang-cc -E %s | grep 'b:Y'
// RUN: clang-cc -E %s | grep 'c:YY'

#define FOO(X) X ## Y
a:FOO()

#define FOO2(X) Y ## X
b:FOO2()

#define FOO3(X) X ## Y ## X ## Y ## X ## X
c:FOO3()
Eliminate &&s in tests. - 'for i in $(find . -type f); do sed -e 's#\(RUN:.[^ ]\) && *$#\1#g' $i \| FileUpdate $i; done', for the curious. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@86430 91177308-0d34-0410-b5e6-96231b3b80d8 2009-11-08 04:45:36 +03:00			`// RUN: clang-cc -E %s \| grep 'a:Y'`
			`// RUN: clang-cc -E %s \| grep 'b:Y'`
Rename clang to clang-cc. Tests and drivers updated, still need to shuffle dirs. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67602 91177308-0d34-0410-b5e6-96231b3b80d8 2009-03-24 05:24:46 +03:00			`// RUN: clang-cc -E %s \| grep 'c:YY'`
Stage two of getting CFE top correct. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@39734 91177308-0d34-0410-b5e6-96231b3b80d8 2007-07-11 21:01:13 +04:00
			`#define FOO(X) X ## Y`
			`a:FOO()`

			`#define FOO2(X) Y ## X`
			`b:FOO2()`

			`#define FOO3(X) X ## Y ## X ## Y ## X ## X`
			`c:FOO3()`