Fix for initial plus in expression throwing a "bad expression error"

[rmac] / expr.c

diff --git a/expr.c b/expr.c
index 0ecaa45316e2e69baa173512a79ab643ecf94b4f..063066ede1dd58ba9265ae1bba965d5789d4593e 100644 (file)
--- a/expr.c
+++ b/expr.c
@@ -122,6 +122,9 @@ int expr0(void)
 
 //
 // Unary operators (detect unary '-')
+// ggn: If expression starts with a plus then also eat it up.
+//      For some reason the parser gets confused when this happens and
+//      emits a "bad expression".
 //
 int expr1(void)
 {
@@ -134,7 +137,7 @@ int expr1(void)
 
        class = tokenClass[*tok];
 
-       if (*tok == '-' || class == UNARY)
+       if (*tok == '-' || *tok == '+' || class == UNARY)
        {
                t = *tok++;