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| author | Jakub Jelinek <jakub@redhat.com> | 2018-12-03 14:30:41 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-12-03 14:30:41 +0100 |
| commit | 959ded615c23a9595c7965f9373c578d2cb4afa3 (patch) | |
| tree | 87b80458996aca2a7ff0fe6ded3c22a9467cd995 | |
| parent | bcda485bdf8b8e7c645648e124e787f78846b2c6 (diff) | |
| download | gcc-959ded615c23a9595c7965f9373c578d2cb4afa3.zip gcc-959ded615c23a9595c7965f9373c578d2cb4afa3.tar.gz gcc-959ded615c23a9595c7965f9373c578d2cb4afa3.tar.bz2 | |
re PR tree-optimization/71109 (gcc ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start")
PR tree-optimization/71109
* gcc.c-torture/compile/pr71109.c: New test.
From-SVN: r266738
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr71109.c | 31 |
2 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index eae0dfa..2032b88 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2018-12-03 Jakub Jelinek <jakub@redhat.com> + PR tree-optimization/71109 + * gcc.c-torture/compile/pr71109.c: New test. + PR target/88287 * g++.target/aarch64/sve/vcond_1.C: Adjust for comparison canonicalization. diff --git a/gcc/testsuite/gcc.c-torture/compile/pr71109.c b/gcc/testsuite/gcc.c-torture/compile/pr71109.c new file mode 100644 index 0000000..f86ba60 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr71109.c @@ -0,0 +1,31 @@ +/* PR tree-optimization/71109 */ + +struct S { int g, h; signed char i; int j; signed char k; int l[4]; } a, c; +struct T { signed char g; } e; +int *b, d; +static void foo (); + +void +bar (void) +{ + while (d) + { + int k; + struct T f[3]; + foo (bar, a); + for (k = 0;; k++) + f[k] = e; + } +} + +static inline void +foo (int x, struct S y, struct T z) +{ + for (z.g = 2; z.g; z.g--) + { + c = a = y; + *b |= 6; + if (y.g) + break; + } +} |