On 2014.12.30 at 12:37 +0100, Jan Hubicka wrote:
> Hi,
> this patch enables inline predicates for early inlining, too.  This is easy 
> to do because
> we do have call stmt around and know if parameters are constants.
> 
> Bootstrapped/regtested x86_64-linux, comitted.

This causes Firefox LTO build on ppc64 to fail:

/home/trippels/gcc_test/usr/local/bin/c++ -fPIC -Wall -Wempty-body 
-Woverloaded-virtual -Wsign-compare -Wwrite-strings -Werror=endif-labels 
-Werror=int-to-pointer-cast -Werror=missing-braces -Werror=pointer-arith 
-Werror=return-type -Werror=sequence-point -Werror=unused-label 
-Werror=trigraphs -Werror=type-limits -Wno-invalid-offsetof -Wcast-align 
-flto=80 --param lto-partitions=80 -mcpu=power8 -ffunction-sections 
-fdata-sections -fno-exceptions -fno-strict-aliasing -frtti -fno-exceptions 
-fno-math-errno -std=gnu++0x -pthread -pipe -UDEBUG -DNDEBUG -O3 
-DU_STATIC_IMPLEMENTATION -fvisibility=hidden -W -Wall -pedantic 
-Wpointer-arith -Wwrite-strings -Wno-long-long -Wno-unused 
-Wno-unused-parameter   -lpthread 
-Wl,--hash-style=gnu,--as-needed,--gc-sections,--icf=all -Wl,-z,noexecstack 
-Wl,-z,text -Wl,--build-id -Wl,--gc-sections  -o ../../bin/genrb errmsg.o 
genrb.o parse.o read.o reslist.o ustr.o rbutil.o wrtjava.o rle.o wrtxml.o 
prscmnts.o -L../../lib -licutu -L../../lib -licui18n -L../../lib -licuuc 
-L../../stubdata -licudata -lpthread -ldl -lm
lto1: internal compiler error: in inline_merge_summary, at 
ipa-inline-analysis.c:3611
0x10490b63 inline_merge_summary(cgraph_edge*)
        ../../gcc/gcc/ipa-inline-analysis.c:3611
0x10d0fa4b inline_call(cgraph_edge*, bool, vec<cgraph_edge*, va_heap, vl_ptr>*, 
int*, bool, bool*)
        ../../gcc/gcc/ipa-inline-transform.c:326
0x10d07b1b inline_small_functions
        ../../gcc/gcc/ipa-inline.c:1813
0x10d07b1b ipa_inline
        ../../gcc/gcc/ipa-inline.c:2185
0x10d07b1b execute
        ../../gcc/gcc/ipa-inline.c:2558
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper: fatal error: /home/trippels/gcc_test/usr/local/bin/c++ returned 1 
exit status

Will open a bug report later.

-- 
Markus

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