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| author | Tom de Vries <tom@codesourcery.com> | 2012-04-13 14:53:16 +0000 |
|---|---|---|
| committer | Tom de Vries <vries@gcc.gnu.org> | 2012-04-13 14:53:16 +0000 |
| commit | f164e49a3fff54c54055b3be88db64f2ee411a26 (patch) | |
| tree | 7eaff88540e1cd5a5d2b4debd75d74fa5a3883ae /gcc | |
| parent | 4630113714e750b24684b4006ae8d647202b3341 (diff) | |
| download | gcc-f164e49a3fff54c54055b3be88db64f2ee411a26.zip gcc-f164e49a3fff54c54055b3be88db64f2ee411a26.tar.gz gcc-f164e49a3fff54c54055b3be88db64f2ee411a26.tar.bz2 | |
pr52734.c: New test.
2012-04-13 Tom de Vries <tom@codesourcery.com>
* gcc.dg/pr52734.c: New test.
From-SVN: r186419
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr52734.c | 35 |
2 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f932592..b39e623 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2012-04-13 Tom de Vries <tom@codesourcery.com> + + * gcc.dg/pr52734.c: New test. + 2012-04-13 Richard Guenther <rguenther@suse.de> PR tree-optimization/52969 diff --git a/gcc/testsuite/gcc.dg/pr52734.c b/gcc/testsuite/gcc.dg/pr52734.c new file mode 100644 index 0000000..a689495 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr52734.c @@ -0,0 +1,35 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +int bbb = 0; + +int __attribute__((noinline,noclone)) aaa(void) +{ + ++bbb; + return 0; +} + +int __attribute__((noinline,noclone)) ccc(void) +{ + int ddd; + /* bbb == 0 */ + if (aaa()) + return bbb; + + /* bbb == 1 */ + ddd = bbb; + /* bbb == ddd == 1 */ + if (aaa ()) + return 0; + /* bbb == 2, ddd == 1 */ + + return ddd; +} + +int main(void) +{ + if (ccc() != 1) + __builtin_abort(); + return 0; +} + |