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| author | Luc Van Oostenryck <luc.vanoostenryck@gmail.com> | 2018-07-24 12:00:01 +0200 |
|---|---|---|
| committer | Luc Van Oostenryck <luc.vanoostenryck@gmail.com> | 2018-07-25 11:38:16 +0200 |
| commit | b03237b8deef238a1321752fe4d401f10934f084 (patch) | |
| tree | 95fd299fedd4f9f89433e250d0fe4ddb6cae3738 /validation | |
| parent | 57d11fc64aebe648c0c64e10e47503d3e2f60218 (diff) | |
| download | sparse-dev-b03237b8deef238a1321752fe4d401f10934f084.tar.gz | |
testcases: missing evaluation of side effects in typeof(VLA)
The argument of the typeof operator is normally not evaluated
but it should be when it involves a VLA.
Add a testcase for this.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Diffstat (limited to 'validation')
| -rw-r--r-- | validation/eval-typeof-vla.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/validation/eval-typeof-vla.c b/validation/eval-typeof-vla.c new file mode 100644 index 00000000..56a9ec20 --- /dev/null +++ b/validation/eval-typeof-vla.c @@ -0,0 +1,26 @@ +extern int a[1]; + +static int foo(int n) +{ + int i = 0; + int (*p)[1] = (typeof(++i, (int (*)[n])a)) &a; + + (void) p; + + return i; +} + +/* + * check-name: eval-typeof-vla + * check-command: test-linearize -Wno-vla $file + * check-known-to-fail + * + * check-output-start +foo: +.L0: + <entry-point> + ret.32 $1 + + + * check-output-end + */ |