http://llvm.org/bugs/show_bug.cgi?id=12490
Bug #: 12490
Summary: fatal error: error in backend: ran out of registers
during register allocation
Product: clang
Version: 3.0
Platform: PC
OS/Version: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: LLVM Codegen
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Classification: Unclassified
I has tryed to build qt4.8.1 with clang, on Ubuntu 11.10, 32bit
the optimization level "O3" is succeeded, but "Oz" or "Os", clang failed with
the follow information:
fatal error: error in backend: ran out of registers during register allocation
fatal error: error in backend: ran out of registers during register allocation
make[1]: *** [.obj/release-shared/qdrawhelper_mmx.o] error 1
make[1]: *** [.obj/release-shared/qdrawhelper_mmx3dnow.o] error 1
fatal error: error in backend: ran out of registers during register allocation
make[1]: *** [.obj/release-shared/qdrawhelper_sse3dnow.o] error 1
fatal error: error in backend: ran out of registers during register allocation
make[1]: *** [.obj/release-shared/qdrawhelper_sse.o] error 1
make: *** [sub-gui-make_default-ordered] error 2
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