https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65551
Bug ID: 65551 Summary: [5 Regression] FAIL: 26_numerics/complex/50880.cc execution test Product: gcc Version: 5.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: tree-optimization Assignee: thopre01 at gcc dot gnu.org Reporter: jgreenhalgh at gcc dot gnu.org Host: arm-none-linux-gnueabihf Target: arm-none-linux-gnueabihf As of r220390 we've started to FAIL this test from libstdc++ on arm-none-linux-gnueabihf: FAIL: 26_numerics/complex/50880.cc execution test ./50880.exe 50880.exe: /work/jamgre01/gcc-src/libstdc++-v3/testsuite/26_numerics/complex/50880.cc:36: void test01_do() [with T = double]: Assertion `cra.real() > T(0)' failed. Aborted Bisect pinpointed the failure to this commit: Author: thopre01 <thopre01@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Wed Feb 4 08:22:45 2015 +0000 2015-02-04 Thomas Preud'homme <thomas.preudho...@arm.com> gcc/ PR middle-end/62103 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use TYPE_PRECISION to compute size of referenced value in the constant case. gcc/testsuite/ PR middle-end/62103 * gcc.c-torture/execute/bitfld-7.c: New test adapted from bitfld-6.c to use 24 bits for bitfield b. Compiler configured with: /work/jamgre01//gcc-src/configure --with-cpu=cortex-a9 --with-fpu=neon-fp16 --with-mode=thumb --with-float=hard --enable-languages=c,c++,fortran --prefix=/work/jamgre01//gcc-install --with-build-config=bootstrap-time