[llvm-dev] Any buildbots building clang/llvm with gcc?
Markus Trippelsdorf via llvm-dev
llvm-dev at lists.llvm.org
Wed Mar 9 02:30:49 PST 2016
On 2016.03.09 at 09:48 +0100, Mikael Holmén via llvm-dev wrote:
> Hi,
>
> Are there any buildbots that build clang/llvm with gcc and run tests
> nowadays?
>
> When testing our out-of-tree target we are regularly building the compiler
> with both clang and gcc and lately we have noticed an increasing number of
> problems when using gcc which the rest of the community doesn't seem to
> notice?
>
> E.g. for some days now at top-of-tree, if building with gcc 4.9.1 or 5.1.0
> one test case fails with SEGV:
There are also undefined behavior issues left. Upcoming gcc-6 will be
much more aggressive in optimizing some of them, e.g.:
SemaTemplateVariadic.cpp:609:77: runtime error: member call on null pointer of type 'struct LocalInstantiationScope'
will lead to segfaults in clang. (https://llvm.org/bugs/show_bug.cgi?id=24531)
--
Markus
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