diff options
| author | Marek Polacek <polacek@redhat.com> | 2016-11-23 03:17:14 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2016-11-23 03:17:14 +0000 |
| commit | 3135d8fe8a2ac2a88c9681494c6f1ea68d3ae614 (patch) | |
| tree | 8bf57dac5cb7a92b92178044937046342418d98f /gcc/testsuite/gcc.dg/uninit-23.c | |
| parent | c0137dcc605b4306dfb583f34434b15acd5471e4 (diff) | |
| download | gcc-3135d8fe8a2ac2a88c9681494c6f1ea68d3ae614.zip gcc-3135d8fe8a2ac2a88c9681494c6f1ea68d3ae614.tar.gz gcc-3135d8fe8a2ac2a88c9681494c6f1ea68d3ae614.tar.bz2 | |
re PR tree-optimization/78455 (ICE in operator[], at vec.h:732)
PR tree-optimization/78455
* tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
* gcc.dg/uninit-23.c: New.
From-SVN: r242733
Diffstat (limited to 'gcc/testsuite/gcc.dg/uninit-23.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/uninit-23.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/uninit-23.c b/gcc/testsuite/gcc.dg/uninit-23.c new file mode 100644 index 0000000..b38e1d0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/uninit-23.c @@ -0,0 +1,27 @@ +/* PR tree-optimization/78455 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -Wuninitialized" } */ + +int ij; + +void +ql (void) +{ + int m5 = 0; + + for (;;) + { + if (0) + for (;;) + { + int *go; + int *t4 = go; + + l1: + *t4 = (*t4 != 0) ? 0 : 2; /* { dg-warning "may be used uninitialized" } */ + } + + if (ij != 0) + goto l1; + } +} |