[Bug ipa/66616] [4.9/5/6 regression] fipa-cp-clone ignores thunk

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66616

--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to H.J. Lu from comment #13)
> I got
> 
> FAIL: g++.dg/ipa/pr66616.C  -std=gnu++11 execution test
> FAIL: g++.dg/ipa/pr66616.C  -std=gnu++14 execution test
> FAIL: g++.dg/ipa/pr66616.C  -std=gnu++98 execution test
> 
> on trunk/x86-64.

It fails with -m32 on x86-64 for trunk and gcc-5-branch:

[hjl@gnu-6 gcc]$ 
/export/build/gnu/gcc-x32-5/build-x86_64-linux/gcc/testsuite/g++/../../xg++
-B/export/build/gnu/gcc-x32-5/build-x86_64-linux/gcc/testsuite/g++/../../
/export/gnu/import/git/sources/gcc-release/gcc/testsuite/g++.dg/ipa/pr66616.C
-m32 -fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++
-I/export/build/gnu/gcc-x32-5/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/include/x86_64-unknown-linux-gnu
-I/export/build/gnu/gcc-x32-5/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/include
-I/export/gnu/import/git/sources/gcc-release/libstdc++-v3/libsupc++
-I/export/gnu/import/git/sources/gcc-release/libstdc++-v3/include/backward
-I/export/gnu/import/git/sources/gcc-release/libstdc++-v3/testsuite/util
-fmessage-length=0 -std=gnu++14 -O2 -fipa-cp-clone
-L/export/build/gnu/gcc-x32-5/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/src/.libs
-B/export/build/gnu/gcc-x32-5/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/src/.libs
-L/export/build/gnu/gcc-x32-5/build-x86_64-linux/x86_64-unknown-linux-gnu/32/libstdc++-v3/src/.libs
-lm -o ./pr66616.exe
[hjl@gnu-6 gcc]$ ./pr66616.exe
Aborted
[hjl@gnu-6 gcc]$