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| author | Martin Sebor <msebor@redhat.com> | 2019-08-06 00:30:02 +0000 |
|---|---|---|
| committer | Martin Sebor <msebor@gcc.gnu.org> | 2019-08-05 18:30:02 -0600 |
| commit | 5e74e93c1ceb71116ae2cd8c092c969368d1cc8c (patch) | |
| tree | 08093869c307244072997f71ca399850ff35198e | |
| parent | 57771366f30028af9de32a14f481283cc717c57b (diff) | |
| download | gcc-5e74e93c1ceb71116ae2cd8c092c969368d1cc8c.zip gcc-5e74e93c1ceb71116ae2cd8c092c969368d1cc8c.tar.gz gcc-5e74e93c1ceb71116ae2cd8c092c969368d1cc8c.tar.bz2 | |
PR middle-end/50476 - Warn of pointer set to object whose lifetime is limited
gcc/testsuite/ChangeLog:
* gcc.dg/uninit-pr50476.c: New test.
From-SVN: r274135
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/uninit-pr50476.c | 18 |
2 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4b871aa..a4af533 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2019-08-05 Martin Sebor <msebor@redhat.com> + PR middle-end/50476 + * gcc.dg/uninit-pr50476.c: New test. + PR c++/60517 * g++.dg/pr60517.C: New test. diff --git a/gcc/testsuite/gcc.dg/uninit-pr50476.c b/gcc/testsuite/gcc.dg/uninit-pr50476.c new file mode 100644 index 0000000..db4146d --- /dev/null +++ b/gcc/testsuite/gcc.dg/uninit-pr50476.c @@ -0,0 +1,18 @@ +/* PR middle-end/50476 - Warn of pointer set to object whose lifetime is limited + { dg-do compile } + { dg-options "-O1 -Wall" } */ + +int *x = 0; + +void f (void) +{ + int y = 1; + x = &y; +} + +int g (void) +{ + f (); + + return *x; // { dg-warning "\\\[-Wuninitialized" } +} |