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authorDavid Daney <ddaney@caviumnetworks.com>2009-06-17 19:14:56 +0000
committerDavid Daney <daney@gcc.gnu.org>2009-06-17 19:14:56 +0000
commitf9c3538320c5f1a6dee5d5ee26c88a90761aab2f (patch)
treefcee722f738488533591dd6b5a0f8261cba6d3ee /gcc
parent8288224021dddd4da854b43a046b1ce6851a3893 (diff)
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builtin-unreachable.c: New test.
2009-06-17 David Daney <ddaney@caviumnetworks.com> * gcc.target/i386/builtin-unreachable.c: New test. From-SVN: r148622
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/gcc.target/i386/builtin-unreachable.c13
2 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3e42e51..873ec27 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2009-06-17 David Daney <ddaney@caviumnetworks.com>
+
+ * gcc.target/i386/builtin-unreachable.c: New test.
+
2009-06-17 Ian Lance Taylor <iant@google.com>
* gcc.dg/Wcxx-compat-14.c: New testcase.
diff --git a/gcc/testsuite/gcc.target/i386/builtin-unreachable.c b/gcc/testsuite/gcc.target/i386/builtin-unreachable.c
new file mode 100644
index 0000000..802cf16
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/builtin-unreachable.c
@@ -0,0 +1,13 @@
+/* This should return 1 without setting up a stack frame or
+ jumping. */
+/* { dg-do compile } */
+/* { dg-require-effective-target ilp32 } */
+/* { dg-options "-O2 -fomit-frame-pointer" } */
+int h (char *p)
+{
+ if (*p)
+ __builtin_unreachable ();
+ return p ? 1 : 0;
+}
+/* { dg-final { scan-assembler-not "%e\[bs\]p" } } */
+/* { dg-final { scan-assembler-not "\[\\t \]+j" } } */