From: ceriel <none@none>
Date: Fri, 13 Nov 1987 16:21:33 +0000 (+0000)
Subject: generate CSA for empty case statement, replaced an #ifdef that was on the wrong spot
X-Git-Tag: release-5-5~3727
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=7bbfcac62ba5077147d0b533d6c84d4a73ceaf73;p=ack.git

generate CSA for empty case statement, replaced an #ifdef that was on the wrong spot
---

diff --git a/lang/cem/cemcom/options.c b/lang/cem/cemcom/options.c
index b333734dd..66dda1a3d 100644
--- a/lang/cem/cemcom/options.c
+++ b/lang/cem/cemcom/options.c
@@ -112,6 +112,7 @@ deleted, is now a debug-flag
 	}
 
 #ifdef ___XXX___
+deleted, is now a debug-flag
 	case 'E' :	/* run preprocessor only, with #<int>	*/
 #ifndef NOPP
 		options['E'] = 1;
@@ -161,6 +162,7 @@ deleted, is now a debug-flag
 		break;
 
 #ifdef ___XXX___
+deleted, is now a debug-flag
 	case 'P' :	/* run preprocessor stand-alone, without #'s	*/
 #ifndef NOPP
 		options['E'] = 1;
@@ -171,8 +173,8 @@ deleted, is now a debug-flag
 		break;
 #endif ___XXX___
 
-#ifdef USE_TMP
 	case 'T' : {
+#ifdef USE_TMP
 		extern char *C_tmpdir;
 		if (*text)
 			C_tmpdir = text;
diff --git a/lang/cem/cemcom/switch.c b/lang/cem/cemcom/switch.c
index 80b6a96ee..3f4f63ad8 100644
--- a/lang/cem/cemcom/switch.c
+++ b/lang/cem/cemcom/switch.c
@@ -33,7 +33,7 @@ compact(nr, low, up)
 	*/
 	arith diff = up - low;
 
-	return (nr != 0 && diff >= 0 && diff / nr <= (DENSITY - 1));
+	return (nr == 0 || (diff >= 0 && diff / nr <= (DENSITY - 1)));
 }
 
 static struct switch_hdr *switch_stack = 0;
@@ -106,7 +106,8 @@ code_endswitch()
 		C_rom_cst(sh->sh_lowerbd);
 		C_rom_cst(sh->sh_upperbd - sh->sh_lowerbd);
 		ce = sh->sh_entries;
-		for (val = sh->sh_lowerbd; val <= sh->sh_upperbd; val++) {
+		if (sh->sh_nrofentries)
+		    for (val = sh->sh_lowerbd; val <= sh->sh_upperbd; val++) {
 			ASSERT(ce);
 			if (val == ce->ce_value) {
 				C_rom_ilb(ce->ce_label);