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author | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-04-17 05:22:45 +0000 |
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committer | vries <vries@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-04-17 05:22:45 +0000 |
commit | 2b330f0f0da6af8802b5ed0ba9fb42af7a192107 (patch) | |
tree | 2650aaaf6a4a08998177636ea3795ff236f74b51 /gcc/pretty-print.c | |
parent | c6f823616c5fe944b8d06bf9edbb072c15e5d8e2 (diff) | |
download | gcc-2b330f0f0da6af8802b5ed0ba9fb42af7a192107.tar.gz |
Simplify loop in pp_write_text_as_dot_label_to_stream
2016-04-17 Tom de Vries <tom@codesourcery.com>
* pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
structure.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@235075 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/pretty-print.c')
-rw-r--r-- | gcc/pretty-print.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/gcc/pretty-print.c b/gcc/pretty-print.c index acb89e6c8b9..f6e4b43d9fb 100644 --- a/gcc/pretty-print.c +++ b/gcc/pretty-print.c @@ -159,20 +159,20 @@ pp_write_text_as_dot_label_to_stream (pretty_printer *pp, bool for_record) const char *p = text; FILE *fp = pp_buffer (pp)->stream; - while (*p) + for (;*p; p++) { + bool escape_char; switch (*p) { /* Print newlines as a left-aligned newline. */ case '\n': - fputs ("\\l\\\n", fp); + fputs ("\\l", fp); + escape_char = true; break; /* A pipe is only special for record-shape nodes. */ case '|': - if (for_record) - fputc ('\\', fp); - fputc (*p, fp); + escape_char = for_record; break; /* The following characters always have to be escaped @@ -183,13 +183,18 @@ pp_write_text_as_dot_label_to_stream (pretty_printer *pp, bool for_record) case '>': case '"': case ' ': - fputc ('\\', fp); - /* fall through */ + escape_char = true; + break; + default: - fputc (*p, fp); + escape_char = false; break; } - p++; + + if (escape_char) + fputc ('\\', fp); + + fputc (*p, fp); } pp_clear_output_area (pp); |