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| author | Luc Van Oostenryck <luc.vanoostenryck@gmail.com> | 2018-08-09 17:48:33 +0200 |
|---|---|---|
| committer | Luc Van Oostenryck <luc.vanoostenryck@gmail.com> | 2018-08-25 17:57:10 +0200 |
| commit | b39bf76f9c3bbf8a1da7b86eddd6199de43faa58 (patch) | |
| tree | feec1a0d271fffef33a55b473d084f67a329ff48 /validation/optim | |
| parent | 96f388f0f55cfa1984daa70d7dc4faa63a85c590 (diff) | |
| download | sparse-dev-b39bf76f9c3bbf8a1da7b86eddd6199de43faa58.tar.gz | |
add testcase for accesses to volatile bitfields
Accesses to bitfields must, of course, not be optimized away.
This is currently not the case.
Add a testcase for it.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Diffstat (limited to 'validation/optim')
| -rw-r--r-- | validation/optim/volatile-bitfield.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/validation/optim/volatile-bitfield.c b/validation/optim/volatile-bitfield.c new file mode 100644 index 00000000..c28efb09 --- /dev/null +++ b/validation/optim/volatile-bitfield.c @@ -0,0 +1,17 @@ +struct s { + int f:3; +}; + +void foo(volatile struct s *p) +{ + p->f; +} + +/* + * check-name: volatile-bitfield + * check-command: test-linearize -Wno-decl $file + * check-known-to-fail + * + * check-output-ignore + * check-output-contains: load\\. + */ |