diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-12-21 10:32:43 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-12-21 10:32:43 +0000 |
| commit | f7a31d777cd586da603c18be6b3dc830ddb4454c (patch) | |
| tree | af3401b2c1f3a7bda0d5e39900754b6b79979908 /gcc | |
| parent | 4a0626ffa5e2cbb8cd648a9364d987264f5a2902 (diff) | |
| download | ppe42-gcc-f7a31d777cd586da603c18be6b3dc830ddb4454c.tar.gz ppe42-gcc-f7a31d777cd586da603c18be6b3dc830ddb4454c.zip | |
2012-12-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/52996
* gcc.dg/torture/pr52996.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@194659 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr52996.c | 33 |
2 files changed, 38 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b89fa028ac6..a51f09e2aad 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-12-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/52996 + * gcc.dg/torture/pr52996.c: New testcase. + 2012-12-20 Jakub Jelinek <jakub@redhat.com> PR middle-end/55750 diff --git a/gcc/testsuite/gcc.dg/torture/pr52996.c b/gcc/testsuite/gcc.dg/torture/pr52996.c new file mode 100644 index 00000000000..200bc36b2aa --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr52996.c @@ -0,0 +1,33 @@ +/* { dg-do compile } */
+/* { dg-options "-funswitch-loops" } */
+
+int a, b, c, d, e, f;
+void
+fn1 ()
+{
+ int g, h;
+lbl_173:
+ if (a)
+ c++;
+lbl_158:
+ e = 0;
+ h = 0;
+ for (; h > -8; h--)
+ {
+ g = 0;
+ for (; g <= 0; g += 1)
+ {
+ d = 1;
+ for (; d >= 0; d -= 1)
+ a = 1;
+ if (b)
+ break;
+ if (f)
+ return;
+ if (h)
+ goto lbl_158;
+ }
+ }
+ goto lbl_173;
+}
+
|
