[committed] libstdc++: More workarounds in 17_intro/names.cc test [PR 97088]

[Christophe LYON]

On 25/06/2021 21:51, Jonathan Wakely via Libstdc++ wrote:
> Conditionally #undef some more names that are used in system headers.
>
> libstdc++-v3/ChangeLog:
>
> 	PR libstdc++/97088
> 	* testsuite/17_intro/names.cc: Undef more names for newlib and
> 	also for arm-none-linux-gnueabi.
> 	* testsuite/experimental/names.cc: Disable PCH.
>
> Tested powerpc64le-linux. Committed to trunk.

Hi Jonathan,

After disabling PCH, we now have the following failures on arm-eabi, 
using newlib-3.3:

FAIL: experimental/names.cc (test for excess errors)
Excess errors:
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:194: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:195: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:196: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:197: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:198: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:199: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:200: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/math.h:201: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/time.h:110: 
error: expected unqualified-id before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/time.h:110: 
error: expected ')' before ';' token
/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include/inttypes.h:323: 
error: expected ')' before ';' token

All this is a bit of a mess :-)

Christophe