cc: allow $ as letter in pragma arguments

(Needed for Mac OS X symbol names.)

R=ken2
CC=golang-dev
https://golang.org/cl/3499041

diff --git a/src/cmd/cc/macbody b/src/cmd/cc/macbody
index ca8a54c0bce90e81d6ec81823516f581807bd7a0..35740e98526021d10e8c37eec830805b5667a66c 100644 (file)
--- a/src/cmd/cc/macbody
+++ b/src/cmd/cc/macbody
@@ -63,7 +63,7 @@ getsym(void)
                if(cp <= symb+NSYMB-4)
                        *cp++ = c;
                c = getc();
-               if(isalnum(c) || c == '_' || c >= 0x80)
+               if(isalnum(c) || c == '_' || c >= 0x80 || c == '$')
                        continue;
                unget(c);
                break;