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authorcinap_lenrek <cinap_lenrek@gmx.de>2012-10-03 18:09:53 +0200
committercinap_lenrek <cinap_lenrek@gmx.de>2012-10-03 18:09:53 +0200
commit76c102e548ee76884c94770e727f2ead6cfa5538 (patch)
tree7a0b0ebe298ffb1203e9a668b1c9e224c250d3d0 /sys/src/cmd/cc
parent87b66bade20523cbaa4368acab277994efd19ce8 (diff)
apply sources patch cc-cpp-c99-comm
When running "?c -p ...", ensure the backend cpp recognizes C++ comments. 2c(1) states that the compilers recognize // comments, and the bare compilers do. But if you invoke the compiler with '-p', the backend cpp process doesn't handle // comments properly unless you also give ?c the undocumented '-+' option (which it passes through to cpp).
Diffstat (limited to 'sys/src/cmd/cc')
-rw-r--r--sys/src/cmd/cc/lex.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/sys/src/cmd/cc/lex.c b/sys/src/cmd/cc/lex.c
index 2652cb8f8..68a566ba0 100644
--- a/sys/src/cmd/cc/lex.c
+++ b/sys/src/cmd/cc/lex.c
@@ -242,14 +242,12 @@ compile(char *file, char **defs, int ndef)
close(fd[1]);
av[0] = CPP;
i = 1;
+ sprint(opt, "-+");
+ av[i++] = strdup(opt);
if(debug['.']){
sprint(opt, "-.");
av[i++] = strdup(opt);
}
- if(debug['+']) {
- sprint(opt, "-+");
- av[i++] = strdup(opt);
- }
for(c = 0; c < ndef; c++) {
sprint(opt, "-D%s", defs[c]);
av[i++] = strdup(opt);