cc: Fix type of conditional operator used in PRTREE/PRCFG - scc - simple c99 compiler
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       ---
   DIR commit e34631905f3dcfacb80f3e4cd3f9dca067980c5d
   DIR parent 1b2abe9121af61480d3966bd5d2b4411751bcb6a
  HTML Author: Michael Forney <mforney@mforney.org>
       Date:   Mon, 30 Mar 2026 14:23:33 -0700
       
       cc: Fix type of conditional operator used in PRTREE/PRCFG
       
       If one operand has void type, they both must have void type.
       
       Diffstat:
         M src/cmd/scc-cc/cc2/cc2.h            |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/src/cmd/scc-cc/cc2/cc2.h b/src/cmd/scc-cc/cc2/cc2.h
       @@ -4,8 +4,8 @@
        #define PRCFG(msg)
        #define PRTREE(msg)
        #else
       -#define PRCFG(msg) (enadebug ? prcfg(msg) : NULL)
       -#define PRTREE(msg) (enadebug ? prforest(msg) : NULL)
       +#define PRCFG(msg) (enadebug ? prcfg(msg) : (void)0)
       +#define PRTREE(msg) (enadebug ? prforest(msg) : (void)0)
        #endif
        
        enum iflags {