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/* n_2.c: Line splicing by <backslash><newline> sequence. */
/* 2.1: In a #define directive line, between the parameter list and the
replacement text. */
/* ab + cd + ef; */
#define FUNC( a, b, c) \
a + b + c
FUNC( ab, cd, ef);
/* 2.2: In a #define directive line, among the parameter list and among the
replacement text. */
/* gh + ij + kl; */
#undef FUNC
#define FUNC( a, b \
, c) \
a + b \
+ c
FUNC( gh, ij, kl);
/* 2.3: In a string literal. */
/* "abcde" */
"abc\
de"
/* 2.4: <backslash><newline> in midst of an identifier. */
/* abcde */
abc\
de
/* 2.5: <backslash><newline> by trigraph. */
/* ghijk */
ghi??/
jk
/* { dg-do preprocess }
{ dg-final { if ![file exist n_2.i] { return } } }
{ dg-final { if \{ [grep n_2.i "ab *\\+ *cd *\\+ *ef"] != "" \} \{ } }
{ dg-final { if \{ [grep n_2.i "gh *\\+ *ij *\\+ *kl"] != "" \} \{ } }
{ dg-final { if \{ [grep n_2.i "\"abcde\""] != "" \} \{ } }
{ dg-final { if \{ [grep n_2.i "abcde"] != "" \} \{ } }
{ dg-final { if \{ [grep n_2.i "ghijk"] != "" \} \{ } }
{ dg-final { return \} \} \} \} \} } }
{ dg-final { fail "n_2.c: <backslash><newline> deletion" } }
*/
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