diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr61009.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr61009.C | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr61009.C b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr61009.C new file mode 100644 index 000000000..4e7bb1a1c --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr61009.C @@ -0,0 +1,53 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fno-tree-vrp -std=c++11 -fno-strict-aliasing -fdump-tree-dom1" } */ + +#include <stdio.h> +struct Field { + virtual int Compare(void*, void*); +}; +extern int NKF, NR; +extern int idxs[]; +extern Field* the_field; +extern int *incs; +extern char** fptrs; +inline int doCmp(int this_row_offset, int field_idx) { + void *p = fptrs[field_idx] + this_row_offset * incs[field_idx]; + return the_field->Compare(p,0); +} +bool Test(void) { + + int row_offset = 0; + + for (; row_offset < NR; ++row_offset) { + + bool is_different = false; + for (int j = 0; j < NKF ; ++j) { + int field_idx = idxs[j]; + int cmp = doCmp(row_offset, field_idx); + fprintf (stderr, "cmp=%d\n",cmp); + + if (cmp == 0) { + continue; + } + if (cmp > 0) { + is_different = true; + break; + } else { + fprintf (stderr, "Incorrect\n"); + return false; + } + } + if (!is_different) { + + return false; + } + } + + return true; +} + +// The block ending with cmp == 0 should not be threaded. ie, +// there should be a single == 0 comparison in the dump file. + +// { dg-final { scan-tree-dump-times "== 0" 1 "dom1" } } +// { dg-final { cleanup-tree-dump "dom1" } } |