From: Richard Guenther <rguenther@suse.de>
Date: Tue, 26 Apr 2011 13:00:53 +0000 (+0000)
Subject: re PR c/48731 (regression: __attribute__((flatten)) produces error with function... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e6e26e59a357e5e6d5a6d19e2c8142bbe8af86cd;p=gcc.git

re PR c/48731 (regression: __attribute__((flatten)) produces error with function calling variadic functions)

2011-04-26  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48731
	* gcc.dg/torture/pr48731.c: New testcase.

From-SVN: r172964
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8b44671a651..03af544fef4 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/48731
+	* gcc.dg/torture/pr48731.c: New testcase.
+
 2011-04-26  Richard Guenther  <rguenther@suse.de>
 
 	PR testsuite/48753
diff --git a/gcc/testsuite/gcc.dg/torture/pr48731.c b/gcc/testsuite/gcc.dg/torture/pr48731.c
new file mode 100644
index 00000000000..74b77f67c52
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr48731.c
@@ -0,0 +1,24 @@
+/* { dg-do compile } */
+
+#include <stdarg.h>
+
+int blah(int a, ...)
+{
+  va_list va;
+  va_start(va,a);
+  if (a == 0)
+    return -1;
+  else 
+    {
+      int i;
+      for (i = 0; i < a; i++)
+	va_arg(va,int);
+      return va_arg(va,int);
+    }
+}
+
+__attribute((flatten))
+int blah2(int b, int c)
+{
+  return blah(2, b, c);
+}