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authorDavid Daney <ddaney@caviumnetworks.com>2009-07-25 20:20:59 +0000
committerDavid Daney <daney@gcc.gnu.org>2009-07-25 20:20:59 +0000
commitba21aba3e53b2f9e9e365eb8bfe6f40b88cd6dca (patch)
tree50bc9f05a47650fd5770e4d73e9ea1350eda9775 /gcc/testsuite
parent504ed63a1a4f3f35a5fc774f547e4849f53dc2b4 (diff)
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cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2009-07-25 David Daney <ddaney@caviumnetworks.com> * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks. 2009-07-25 David Daney <ddaney@caviumnetworks.com> * gcc.dg/builtin-unreachable-4.c: New test. From-SVN: r150089
Diffstat (limited to 'gcc/testsuite')
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/gcc.dg/builtin-unreachable-4.c14
2 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c013628..c982c25 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-25 David Daney <ddaney@caviumnetworks.com>
+
+ * gcc.dg/builtin-unreachable-4.c: New test.
+
2009-07-25 Tobias Burnus <burnus@net-b.de>
PR fortran/33197
diff --git a/gcc/testsuite/gcc.dg/builtin-unreachable-4.c b/gcc/testsuite/gcc.dg/builtin-unreachable-4.c
new file mode 100644
index 0000000..90bc99c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/builtin-unreachable-4.c
@@ -0,0 +1,14 @@
+/* Check that this valid code doesn't ICE. */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+void
+g (int a, int b, int c, int d)
+{
+ if (d)
+ {
+ ((void)
+ (!(a && b && c) ? __builtin_unreachable (), 0 : 0));
+ }
+ ((void)
+ (!(a && b && c) ? __builtin_unreachable (), 0 : 0));
+}