diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr42893.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr42893.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr42893.c b/gcc/testsuite/gcc.dg/tree-ssa/pr42893.c new file mode 100644 index 000000000..b3fbd7654 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr42893.c @@ -0,0 +1,30 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -fdump-tree-optimized" } */ + +struct frame_info; +void tui_registers_changed_hook (void); +extern struct frame_info *deprecated_selected_frame; +int tui_refreshing_registers = 0; +void +tui_registers_changed_hook (void) +{ + struct frame_info *fi; + fi = deprecated_selected_frame; + if (fi) + + { + if (tui_refreshing_registers == 0) + + { + tui_refreshing_registers = 1; + tui_refreshing_registers = 0; + } + } + return; +} + +/* No references to tui_refreshing_registers should remain. */ +/* { dg-final { scan-tree-dump-not "tui_refreshing_registers" "optimized"} } */ + +/* { dg-final { cleanup-tree-dump "optimized" } } */ + |