don't try to compile when debugging IR

3 files changed, 13 insertions, 8 deletions

diff --git a/io.c b/io.c
index 02252ac..5c15600 100644
--- a/io.c
+++ b/io.c
@@ -356,8 +356,11 @@ vbfmt(struct wbuf *out, const char *fmt, va_list ap)
          break;
       case 's': /* nullterminated string */
          s = va_arg(ap, const char *);
-         assert(s && "%s null!");
          if (quote) {
+            if (!s) {
+               n += bwriteS(buf, "(null)");
+               break;
+            }
             n += bputc(buf, '"');
             if (lmod) /* lower */
                for (; *s; ++s) n += putquoted(buf, aisalpha(*s) ? *s|32 : *s, '"', s[1]);
@@ -365,6 +368,7 @@ vbfmt(struct wbuf *out, const char *fmt, va_list ap)
                for (; *s; ++s) n += putquoted(buf, *s, '"', s[1]);
             n += bputc(buf, '"');
          } else {
+            assert(s && "%s null!");
             if (lmod) /* lower */
                for (; *s; ++s) n += bputc(buf, aisalpha(*s) ? *s|32 : *s);
             else
@@ -374,6 +378,7 @@ vbfmt(struct wbuf *out, const char *fmt, va_list ap)
       case 'S':  /* string ptr + len */
          s = va_arg(ap, const char *);
          i = va_arg(ap, uint);
+         assert(s && "%S null");
          if (quote) {
             n += bputc(buf, '"');
             for (; i--; ++s) n += putquoted(buf, *s, '"', i ? s[1] : -1);
diff --git a/irdump.c b/irdump.c
index 3736826..2d0dbf4 100644
--- a/irdump.c
+++ b/irdump.c
@@ -90,9 +90,8 @@ dumpref(enum op o, union ref ref)
       break;
    case RXCON:
       con = &conht[ref.i];
-      if (con->deref) efmt("[");
-      if (con->issym) efmt("$%s", con->sym);
-      else if (con->isdat) efmt("$.%d", con->dat);
+      if (con->deref) efmt("*[");
+      if (con->issym || con->isdat) efmt("$%s", xcon2sym(ref.i));
       else switch (con->cls) {
       case KI4: efmt("%d", (int)con->i); break;
       case KI8: efmt("%ld", con->i); break;
diff --git a/main.c b/main.c
index 940fd1a..36deb57 100644
--- a/main.c
+++ b/main.c
@@ -202,7 +202,7 @@ compileobjs(void)
    int wstat;
    pid_t p;
 
-   mktemps();
+   if (!ccopt.dbg.any) mktemps();
    for (int i = 0; i < task.ninf; ++i) {
       flushstd();
       if ((p = fork()) < 0) {
@@ -218,7 +218,7 @@ compileobjs(void)
          exit(WEXITSTATUS(wstat));
       }
    }
-   atexit(cleantemps);
+   if (!ccopt.dbg.any) atexit(cleantemps);
 }
 
 static int
@@ -276,6 +276,7 @@ driver(void)
       return cc1(task.out, *task.inf);
    } else if (task.outft == OFTexe || task.outft == OFTdll) {
       compileobjs();
+      if (ccopt.dbg.any) return 0;
       return dolink();
    }
    assert(0);
@@ -287,10 +288,10 @@ cc1(const char *out, const char *in)
    struct parser pr;
 
    if (task.verbose) efmt("cc1(/*out*/ %'s, /*in*/ %'s)\n", out, in);
-   objini(out);
+   if (!ccopt.dbg.any) objini(out);
    initparser(&pr, in);
    parse(&pr);
-   if (!nerror) objfini();
+   if (!ccopt.dbg.any && !nerror) objfini();
    return !!nerror;
 }