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skip_second_statement.rs
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//@ ignore-lldb
// Test that statement, skipped/added/reordered by macros, is correctly processed in debuginfo.
// Performed step-over and step-into debug stepping through call statements.
//@ compile-flags:-g -C collapse-macro-debuginfo=yes
// === GDB TESTS ===================================================================================
// gdb-command:run
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_rem1_call1[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_rem1_call3[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_rem2_call1[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call1[...]
// gdb-command:next 2
// gdb-check:[...]#loc_rem2_call3[...]
// gdb-command:step 2
// gdb-command:frame
// gdb-check:[...]#loc_call3_println[...]
// gdb-command:next 3
// gdb-command:frame
// gdb-check:[...]#loc_after_rem[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_add1_call1[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_add1_hdr[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_add1_call3[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_add2_call1[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call1[...]
// gdb-command:next 2
// gdb-check:[...]#loc_add2_hdr[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call2[...]
// gdb-command:next 2
// gdb-command:frame
// gdb-check:[...]#loc_add2_call3[...]
// gdb-command:step 2
// gdb-command:frame
// gdb-check:[...]#loc_call3_println[...]
// gdb-command:next 3
// gdb-command:frame
// gdb-check:[...]#loc_reorder1_call2[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_reorder1_call3[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_reorder1_call1[...]
// gdb-command:next
// gdb-command:frame
// gdb-check:[...]#loc_reorder2_call2[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call2[...]
// gdb-command:next 2
// gdb-command:frame
// gdb-check:[...]#loc_reorder2_call3[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call3[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call3_println[...]
// gdb-command:next 3
// gdb-command:frame
// gdb-check:[...]#loc_reorder2_call1[...]
// gdb-command:step
// gdb-command:frame
// gdb-check:[...]#loc_call1[...]
// gdb-command:next 2
// gdb-command:continue
#[inline(never)]
fn myprintln_impl(text: &str) {
println!("{}", text)
}
macro_rules! myprintln {
($($arg:tt)*) => {{
myprintln_impl($($arg)*);
}};
}
// Macro accepts 3 statements and removes the 2nd statement
macro_rules! remove_second_statement {
($s1:stmt; $s2:stmt; $s3:stmt;) => { $s1 $s3 }
}
macro_rules! add_second_statement {
($s1:stmt; $s3:stmt;) => {
$s1
call2(); // #loc_add_macro
$s3
}
}
macro_rules! reorder_statements {
($s1:stmt; $s2:stmt; $s3:stmt;) => { $s2 $s3 $s1 }
}
fn call1() {
myprintln!("one"); // #loc_call1
}
fn call2() {
myprintln!("two"); // #loc_call2
}
fn call3() {
(||{
myprintln!("three") // #loc_call3_println
})(); // #loc_call3
}
fn main() {
let ret = 0; // #break, step should go to call1
remove_second_statement! { // #loc_rem1_hdr
call1(); // #loc_rem1_call1, breakpoint should set to call1, step should go call3
call2(); // #loc_rem1_call2, breakpoint should set to call3
call3(); // #loc_rem1_call3
}
remove_second_statement! { // #loc_rem2_hdr
call1(); // #loc_rem2_call1, breakpoint should set to call1, step should go call3
call2(); // #loc_rem2_call2, breakpoint should set to call3
call3(); // #loc_rem2_call3, breakpoint should set to call3
}
myprintln!("After remove_second_statement test"); // #loc_after_rem
add_second_statement! { // #loc_add1_hdr
call1(); // #loc_add1_call1
call3(); // #loc_add1_call3
}
add_second_statement! { // #loc_add2_hdr
call1(); // #loc_add2_call1
call3(); // #loc_add2_call3
}
reorder_statements! { // #loc_reorder1_hdr
call1(); // #loc_reorder1_call1
call2(); // #loc_reorder1_call2
call3(); // #loc_reorder1_call3
}
reorder_statements! { // #loc_reorder2_hdr
call1(); // #loc_reorder2_call1
call2(); // #loc_reorder2_call2
call3(); // #loc_reorder2_call3
}
std::process::exit(ret); // #loc_exit
}