diff options
Diffstat (limited to 'tests/tcctest.c')
| -rw-r--r-- | tests/tcctest.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/tests/tcctest.c b/tests/tcctest.c index a0ddc84..ff88688 100644 --- a/tests/tcctest.c +++ b/tests/tcctest.c @@ -1232,6 +1232,38 @@ void optimize_out(void) printf("ool6:%d\n", defined_function()); goto breakhere; } + + /* Test that constants in logical && are optimized: */ + i = 0 && undefined_function(); + i = defined_function() && 0 && undefined_function(); + if (0 && undefined_function()) + undefined_function(); + if (defined_function() && 0) + undefined_function(); + if (0 && 0) + undefined_function(); + if (defined_function() && 0 && undefined_function()) + undefined_function(); + /* The same for || : */ + i = 1 || undefined_function(); + i = defined_function() || 1 || undefined_function(); + if (1 || undefined_function()) + ; + else + undefined_function(); + if (defined_function() || 1) + ; + else + undefined_function(); + if (1 || 1) + ; + else + undefined_function(); + if (defined_function() || 1 || undefined_function()) + ; + else + undefined_function(); + if (1) return; printf ("oor:%d\n", undefined_function()); @@ -2544,6 +2576,13 @@ void sizeof_test(void) /* And as direct sizeof argument (as unary expression): */ printf("sizeof (struct {short i; short j;}){4,5} = %d\n", sizeof (struct {short i; short j;}){4,5} ); + + /* sizeof(x && y) should be sizeof(int), even if constant + evaluating is possible. */ + printf("sizeof(t && 0) = %d\n", sizeof(t && 0)); + printf("sizeof(1 && 1) = %d\n", sizeof(1 && 1)); + printf("sizeof(t || 1) = %d\n", sizeof(t || 1)); + printf("sizeof(0 || 0) = %d\n", sizeof(0 || 0)); } void typeof_test(void) |