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[Cilkplus,Cilkplus-4_7-branch] Patch to fix a elemental function bug

Message ID BF230D13CA30DD48930C31D40993300005AF70@FMSMSX102.amr.corp.intel.com
State New
Headers show

Commit Message

Iyer, Balaji V March 20, 2012, 12:27 a.m. UTC 
Hello Everyone,
  This patch is for the Cilkplus and Cilkplus-4_7-branch affecting mainly the C compiler. it will fix a crash when a default vector length or processor name is not given.

Thanks,

Balaji V. Iyer.
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Patch

diff --git a/gcc/ChangeLog.cilk b/gcc/ChangeLog.cilk
index b2d90e0..35f052f 100644
--- a/gcc/ChangeLog.cilk
+++ b/gcc/ChangeLog.cilk
@@ -1,3 +1,9 @@ 
+2012-03-19  Balaji V. Iyer  <balaji.v.iyer@intel.com>
+
+	* elem-function.c (find_processor_code): Returned default value when
+	no value is given.
+	(find_vlength_code): Likewise.
+
 2012-03-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 
 	* c-array-notation.c (expand_array_notation_exprs): New function.
diff --git a/gcc/elem-function.c b/gcc/elem-function.c
index a5a7b61..b1bb22e 100644
--- a/gcc/elem-function.c
+++ b/gcc/elem-function.c
@@ -136,7 +136,7 @@  static char *
 find_processor_code (elem_fn_info *elem_fn_values)
 {
   if (!elem_fn_values || !elem_fn_values->proc_type)
-    return NULL;
+    return xstrdup ("B");
 
   if (!strcmp (elem_fn_values->proc_type, "pentium_4"))
     return xstrdup ("B");
@@ -161,7 +161,7 @@  find_vlength_code (elem_fn_info *elem_fn_values)
 {
   char *vlength_code = (char *) xmalloc (sizeof (char) * 10);
   if (!elem_fn_values)
-    return NULL;
+    return sprintf (vlength_code, "4");
 
   memset (vlength_code, 10, 0);
   
@@ -170,7 +170,7 @@  find_vlength_code (elem_fn_info *elem_fn_values)
   else
     {
       if (!strcmp (elem_fn_values->proc_type, "pentium_4"))
-	sprintf(vlength_code,"4");
+	sprintf (vlength_code,"4");
       else if (!strcmp (elem_fn_values->proc_type, "pentium4_sse3"))
 	sprintf (vlength_code, "4");
       else if (!strcmp (elem_fn_values->proc_type, "core2_duo_ssse3"))