Re: svn commit: r363031 - in head: contrib/bmake contrib/bmake/lst.lib contrib/bmake/mk contrib/bmake/mk/sys contrib/bmake/unit-tests usr.bin/bmake (make now broken)

[Mark Millard via freebsd-toolchain]

On 2020-Jul-8, at 20:35, Yuri Pankov <yuripv at yuripv.dev> wrote:

> Mark Millard wrote:
>> This seems to have broken doing buildworld buildkernel and
>> other things using make:
>> make[2]: "/usr/src/share/mk/bsd.compiler.mk" line 197: warning: String 
>> comparison operator should be either == or !=
>> make[2]: "/usr/src/share/mk/bsd.compiler.mk" line 197: warning: String 
>> comparison operator should be either == or !=
>> . . .
>> make[3]: "/usr/src/share/mk/bsd.sys.mk" line 100: warning: String comparison 
>> operator should be either == or !=
>> . . .
>> make[3]: "/usr/src/share/mk/bsd.sys.mk" line 81: warning: String comparison 
>> operator should be either == or !=
>> . . .
>> Using -d c shows the likes of:
>> . . .
>> lhs = "clang", rhs = "clang", op = ==
>> lhs = "${${:UCOMPILER_TYPE}__${${:U${_empty_var_}}_cc_hash}}", rhs = "gcc", 
>> op = ==
>> make[2]: "/usr/src/share/mk/bsd.compiler.mk" line 197: warning: String 
>> comparison operator should be either == or !=
>> lhs = "clang", rhs = "clang", op = ==
>> lhs = "LD", rhs = "LD", op = ==
>> . . .
>> left = 6.000000, right = 2.000000, op = <=
>> left = 6.000000, right = 1.000000, op = <=
>> lhs = "${${:UCOMPILER_TYPE}__${${:U${_empty_var_}}_cc_hash}}", rhs = 
>> "clang", op = ==
>> make[3]: "/usr/src/share/mk/bsd.sys.mk" line 100: warning: String comparison 
>> operator should be either == or !=
>> lhs = "${${:UCOMPILER_TYPE}__${${:U${_empty_var_}}_cc_hash}}", rhs = "gcc", 
>> op = ==
>> lhs = "clang", rhs = "gcc", op = ==
>> . . .
>> left = 0.000000, right = 6.000000, op = <=
>> left = 0.000000, right = 3.000000, op = <=
>> lhs = "clang", rhs = "gcc", op = ==
>> make[3]: "/usr/src/share/mk/bsd.sys.mk" line 81: warning: String comparison 
>> operator should be either == or !=
>> lhs = "clang", rhs = "clang", op = ==
>> left = 100001.000000, right = 70000.000000, op = >=
>> lhs = "amd64", rhs = "arm", op = ==
>> (Now I just need to figure out how to get back to a working context.)
> 
> For me, buildworld/buildkernel produced only warnings,

But, looking at the code in bmake, the expression is also
evaluated differently/incorrectly when it is classified as
having the problem of having a incorrect operator. In other
words: the behavior in make changes via misevaluated
expressions.


> though the one in ports is real issue:
> 
> $ make config
> make: "/usr/ports/Mk/bsd.port.mk" line 2096: warning: String comparison 
> operator should be either == or !=
> make: "/usr/ports/Mk/bsd.port.mk" line 2096: Malformed conditional 
> (defined(MAKE_JOBS_NUMBER_LIMIT) && ( ${MAKE_JOBS_NUMBER_LIMIT} < 
> ${_MAKE_JOBS_NUMBER} ))
> make: Fatal errors encountered -- cannot continue
> make: stopped in /usr/ports/devel/subversion

Not the only "real issue", I'm afraid.

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)

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