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debug: add smoke test

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This commit is contained in:
Jakub Konka 2022-04-21 10:14:23 +02:00
parent 28ca203b71
commit bedd7efa2b
1 changed files with 13 additions and 5 deletions
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18
lib/std/debug.zig
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@ -682,7 +682,6 @@ test "machoSearchSymbols" {
try testing.expectEqual(&symbols[2], machoSearchSymbols(&symbols, 5000).?);
}
/// TODO resources https://github.com/ziglang/zig/issues/4353
pub fn printSourceAtAddress(debug_info: *DebugInfo, out_stream: anytype, address: usize, tty_config: TTY.Config) !void {
const module = debug_info.getModuleForAddress(address) catch |err| switch (err) {
error.MissingDebugInfo, error.InvalidDebugInfo => {
@ -768,7 +767,6 @@ pub const OpenSelfDebugInfoError = error{
UnsupportedOperatingSystem,
};
/// TODO resources https://github.com/ziglang/zig/issues/4353
pub fn openSelfDebugInfo(allocator: mem.Allocator) anyerror!DebugInfo {
nosuspend {
if (builtin.strip_debug_info)
@ -793,7 +791,6 @@ pub fn openSelfDebugInfo(allocator: mem.Allocator) anyerror!DebugInfo {
/// This takes ownership of coff_file: users of this function should not close
/// it themselves, even on error.
/// TODO resources https://github.com/ziglang/zig/issues/4353
/// TODO it's weird to take ownership even on error, rework this code.
fn readCoffDebugInfo(allocator: mem.Allocator, coff_file: File) !ModuleDebugInfo {
nosuspend {
@ -863,7 +860,6 @@ fn chopSlice(ptr: []const u8, offset: u64, size: u64) ![]const u8 {
/// This takes ownership of elf_file: users of this function should not close
/// it themselves, even on error.
/// TODO resources https://github.com/ziglang/zig/issues/4353
/// TODO it's weird to take ownership even on error, rework this code.
pub fn readElfDebugInfo(allocator: mem.Allocator, elf_file: File) !ModuleDebugInfo {
nosuspend {
@ -937,7 +933,6 @@ pub fn readElfDebugInfo(allocator: mem.Allocator, elf_file: File) !ModuleDebugIn
}
}
/// TODO resources https://github.com/ziglang/zig/issues/4353
/// This takes ownership of macho_file: users of this function should not close
/// it themselves, even on error.
/// TODO it's weird to take ownership even on error, rework this code.
@ -1934,3 +1929,16 @@ pub fn dumpStackPointerAddr(prefix: []const u8) void {
);
std.debug.print("{} sp = 0x{x}\n", .{ prefix, sp });
}
test "#4353: std.debug should manage resources correctly" {
if (builtin.os.tag == .wasi) return error.SkipZigTest;
const writer = std.io.null_writer;
var di = try openSelfDebugInfo(testing.allocator);
defer di.deinit();
try printSourceAtAddress(&di, writer, showMyTrace(), detectTTYConfig());
}
noinline fn showMyTrace() usize {
return @returnAddress();
}