[Bug bootstrap/50878] New: ARM bootstrap failure on insn-preds.c with error: dominator of 12 should be 6, not 5
michael.hope at linaro dot org
gcc-bugzilla@gcc.gnu.org
Wed Oct 26 22:02:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50878
Bug #: 50878
Summary: ARM bootstrap failure on insn-preds.c with error:
dominator of 12 should be 6, not 5
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: michael.hope@linaro.org
trunk r180460 fails during stage 2 with the following error:
../../../gcc-4.7~/gcc/config/arm/predicates.md: In function 'bool
constraint_satisfied_p(rtx, constraint_num)':
../../../gcc-4.7~/gcc/config/arm/predicates.md:924:1: error: dominator of 12
should be 6, not 5
../../../gcc-4.7~/gcc/config/arm/predicates.md:924:1: internal compiler error:
in verify_dominators, at dominance.c:1041
This happens on ARM in an ARMv5 configuration and Cortex-A9 configuration.
The full build log is here:
http://builds.linaro.org/toolchain/gcc-4.7~svn180460/logs/armv7l-natty-cbuild205-tcpanda04-cortexa9r1/gcc-build.txt
The Cortex-A9 configure flags are:
--prefix=/scratch/cbuild/slave/slaves/tcpanda04/gcc-4.7~svn180460/gcc/default/install
--enable-languages=c,c++,objc,obj-c++,fortran,lto --with-mode=thumb
--with-arch=armv7-a --with-tune=cortex-a9 --with-float=softfp --with-fpu=neon
More information about the host is here:
http://builds.linaro.org/toolchain/gcc-4.7~svn180460/logs/armv7l-natty-cbuild205-tcpanda04-cortexa9r1/host.txt
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