Re: Firefox errors

On 2/5/26 6:21 PM, Alan Ianson wrote:
> On Thu, 5 Feb 2026 17:36:04 -0500
> Joe Locash <[email protected]> wrote:
>
>> On 2/5/26 5:18 PM, Alan Ianson ([email protected] via blfs-support
>> Mailing List) wrote:
>>> Hello list,
>>>
>>> I am having an issue building firefox-140-7.0esr on a new install of
>>> r12.4-77-systemd. This is a screen grab of what is on my screen..
>>>
>>>    2:30.58       |            ^
>>>    2:30.59 /usr/lib/clang/21/include/cpuid.h:136:9: note: previous
>>> definition is here 2:30.59   136 | #define bit_SSE
>>> 0x02000000 2:30.59       |         ^
>>>    2:30.59 In file included from
>>> Unified_cpp_libsoundtouch_src0.cpp:101:
>>> 2:30.60 /usr/src/firefox-140.7.0/media/libsoundtouch/src/cpu_detect_x86.cpp:50:12:
>>> warning: 'bit_SSE2' macro redefined [-Wmacro-redefined] 2:30.60
>>> 50 |    #define bit_SSE2    (1 << 26) 2:30.60       |            ^
>>>    2:30.60 /usr/lib/clang/21/include/cpuid.h:137:9: note: previous
>>> definition is here 2:30.61   137 | #define bit_SSE2
>>> 0x04000000 2:30.61       |         ^
>>>    2:30.98 docshell/base
>>>    2:31.10 8 warnings generated.
>>>    2:31.14 docshell/build
>>>    2:31.80 docshell/shistory
>>>    2:31.88 dom/abort
>>>    2:32.07 warning: `glsl-to-cxx` (lib) generated 1 warning (run
>>> `cargo fix --lib -p glsl-to-cxx` to apply 1 suggestion) 2:33.02
>>> dom/animation 2:33.09 dom/base/UseCounterMetrics.cpp.stub
>>>    2:33.09 dom/audiochannel
>>>    2:33.15 dom/battery
>>>    2:33.84 1 warning generated.
>>>    2:33.88 dom/bindings
>>>    2:34.99 make[4]: ***
>>> [/usr/src/firefox-140.7.0/config/makefiles/rust.mk:528:
>>> force-cargo-library-build] Error 101 2:35.00 make[3]: ***
>>> [/usr/src/firefox-140.7.0/config/recurse.mk:72:
>>> toolkit/library/rust/target-objects] Error 2 2:35.01 make[3]: ***
>>> Waiting for unfinished jobs.... 3:05.09 5 warnings generated.
>>> 4:13.52 make[2]: ***
>>> [/usr/src/firefox-140.7.0/config/recurse.mk:34: compile] Error 2
>>> 4:13.52 make[1]: *** [/usr/src/firefox-140.7.0/config/rules.mk:359:
>>> default] Error 2 4:13.52 make: *** [client.mk:60: build] Error 2
>>> 4:13.72 W 31 compiler warnings present.
>>>
>>> I wonder if others see this also or maybe I need to make
>>> adjustments?
>>>
>>> I did install seamonkey without issue, so I am using that in the
>>> mean time.
>>>
>> r12.4-77-systemd is an old development version. Your partial log
>> doesn't show the actual error. Can you rerun the build and redirect
>> the output to file and attach it. Something like ./mach build &>
>> ff_build.log will do it and then attach ff_build.log.
> I did send this log a minute ago but I should note the version I
> mentioned is recent and includes glibc-2.43. The BLFS book I used was
> Version r12.4-1191.

Try the fix I proposed in 
https://wiki.linuxfromscratch.org/lfs/ticket/5850#comment:13

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