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| author | Andrey Belevantsev <abel@ispras.ru> | 2018-04-13 13:24:02 +0300 |
|---|---|---|
| committer | Andrey Belevantsev <abel@gcc.gnu.org> | 2018-04-13 13:24:02 +0300 |
| commit | 4807c076ea550c5c3441380e7e2a56f3df229516 (patch) | |
| tree | f346d6956f1bb78ba5c30f6725a3209dffe9c184 | |
| parent | 06258a7f10942fb005328bacc6c002e81b34e19d (diff) | |
| download | gcc-4807c076ea550c5c3441380e7e2a56f3df229516.zip gcc-4807c076ea550c5c3441380e7e2a56f3df229516.tar.gz gcc-4807c076ea550c5c3441380e7e2a56f3df229516.tar.bz2 | |
re PR rtl-optimization/83852 (ICE in sel_redirect_edge_and_branch, at sel-sched-ir.c:5644 on 32-bit BE powerpc targets)
PR rtl-optimization/83852
* gcc.dg/pr83852.c: New testcase.
From-SVN: r259373
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr83852.c | 33 |
2 files changed, 38 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 7ab5274..29ac9f8 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-04-13 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/83852 + * gcc.dg/pr83852.c: New testcase. + 2018-04-13 Andreas Krebbel <krebbel@linux.ibm.com> PR testsuite/85326 diff --git a/gcc/testsuite/gcc.dg/pr83852.c b/gcc/testsuite/gcc.dg/pr83852.c new file mode 100644 index 0000000..68ef78b --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr83852.c @@ -0,0 +1,33 @@ +/* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */ +/* { dg-options "-std=gnu99 -O2 -fselective-scheduling -fno-if-conversion -fno-tree-dse -w" } */ +long long int uo; +unsigned int vt; + +void +r5 (long long int h8, long long int pu) +{ + short int wj; + long long int *mh = h8; + + for (wj = 0; wj < 3; ++wj) + { + int oq; + long long int ns, xf; + + h8 += 2; + oq = !!h8 && !!wj; + ++uo; + vt ^= oq + uo; + ns = !!uo && !!vt; + xf = (h8 != 0) ? mh : 1; + pu += ns < xf; + } + + for (pu = 0; pu < 1; ++pu) + { + int *sc; + + sc = (int *)&pu; + *sc = 0; + } +} |