xref: /freebsd/contrib/bmake/unit-tests/opt-debug-parse.mk (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1# $NetBSD: opt-debug-parse.mk,v 1.7 2022/02/09 21:09:24 rillig Exp $
2#
3# Tests for the -dp command line option, which adds debug logging about
4# makefile parsing.
5
6.MAKEFLAGS: -dp
7
8# TODO: Implementation
9
10# Before parse.c 1.639 from 2022-01-08, PrintStackTrace and other diagnostics
11# printed a wrong line number, using the last line before the loop body, while
12# it should rather be the line number where the .for loop starts.
13#
14# Before parse.c 1.643 from 2022-01-08, PrintStackTrace tried to be too clever
15# by merging stack trace entries, printing confusing line numbers as a result.
16.for \
17    var \
18    in \
19    value
20.info trace with multi-line .for loop head
21.endfor
22
23# Before parse.c 1.641 from 2022-01-08, the debug log said it returned to
24# the line of the '.include' instead of the line following it.
25.include "/dev/null"
26
27
28# In .for loops with multiple variables, the variable details are included in
29# the stack trace, just as with a single variable.
30.for a b c in 1 2 3 ${:U4 5 6}
31.info trace
32.endfor
33
34
35.MAKEFLAGS: -d0
36
37all: .PHONY
38