summaryrefslogtreecommitdiff
path: root/gcc/cppfiles.c
diff options
context:
space:
mode:
authorzack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>2000-02-14 06:31:20 +0000
committerzack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>2000-02-14 06:31:20 +0000
commit4b69e29bb6b5b22df9799cb3ebafd95981077405 (patch)
tree6aac817dd3ae37c2f473a8346e2224e721a5a4bf /gcc/cppfiles.c
parentea2fde7c11345864bf1059b48951d567fe6e014d (diff)
downloadgcc-4b69e29bb6b5b22df9799cb3ebafd95981077405.tar.gz
2000-02-13 Neil Booth <NeilB@earthling.net>
* cppfiles.c (read_and_prescan): When emitting deferred newlines, test speccase[] again instead of checking each possible whitespace character in turn. When we encounter \r, look behind for \n first, then ahead. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31963 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cppfiles.c')
-rw-r--r--gcc/cppfiles.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/cppfiles.c b/gcc/cppfiles.c
index a00fb89e395..592cb6b9201 100644
--- a/gcc/cppfiles.c
+++ b/gcc/cppfiles.c
@@ -904,8 +904,9 @@ read_and_prescan (pfile, fp, desc, len)
memcpy (op, ip, span);
op += span;
ip += span;
- if (*ip == '\n' || *ip == '\t'
- || *ip == ' ' || *ip == ' ')
+ /* If ip[0] is SPECCASE_EMPTY, we have hit white space.
+ Dump out the remaining deferred \-newlines. */
+ if (speccase[ip[0]] == SPECCASE_EMPTY)
while (deferred_newlines)
deferred_newlines--, *op++ = '\r';
span = 0;
@@ -924,15 +925,15 @@ read_and_prescan (pfile, fp, desc, len)
goto read_next;
case SPECCASE_CR: /* \r */
- if (*ip == '\n')
+ if (ip[-2] == '\n')
+ continue;
+ else if (*ip == '\n')
ip++;
else if (*ip == '\0')
{
*--ibase = '\r';
goto read_next;
}
- else if (ip[-2] == '\n')
- continue;
*op++ = '\n';
break;