Patchwork [PR43513,2/3] Replace vla with array - Test case.

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Submitter Tom de Vries
Date July 27, 2011, 10:55 a.m.
Message ID <4E2FEEB2.702@codesourcery.com>
Download mbox | patch
Permalink /patch/107024/
State New
Headers show

Comments

Tom de Vries - July 27, 2011, 10:55 a.m.
On 07/27/2011 01:54 PM, Tom de Vries wrote:
> On 07/27/2011 01:50 PM, Tom de Vries wrote:
>> Hi Richard,
>>
>> I have a patch set for bug 43513 - The stack pointer is adjusted twice.
>>
>> 01_pr43513.3.patch
>> 02_pr43513.3.test.patch
>> 03_pr43513.3.mudflap.patch
>>
>> The patch set has been bootstrapped and reg-tested on x86_64.
>>
>> I will sent out the patches individually.
>>

Sorry, with patch this time.

> 
> This patch adds the testcase from the bug report, modified not to
> need includes.
> 
> OK for trunk?
> 
> Thanks,
> - Tom
> 
> 2011-07-27  Tom de Vries  <tom@codesourcery.com>
> 
> 	PR middle-end/43513
> 	* gcc.dg/pr43513.c: New test.

Patch

Index: gcc/testsuite/gcc.dg/pr43513.c
===================================================================
--- gcc/testsuite/gcc.dg/pr43513.c	(revision 0)
+++ gcc/testsuite/gcc.dg/pr43513.c	(revision 0)
@@ -0,0 +1,19 @@ 
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-ccp1" } */
+
+void bar (int *);
+void foo (char *, int);
+
+void
+foo3 ()
+{
+  const int kIterations = 10;
+  int results[kIterations];
+  int i;
+  bar (results);
+  for (i = 0; i < kIterations; i++)
+    foo ("%d ", results[i]);
+}
+
+/* { dg-final { scan-tree-dump-times "alloca" 0 "ccp1"} } */
+/* { dg-final { cleanup-tree-dump "ccp1" } } */