https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115450
Bug ID: 115450
Summary: cpu2017 502.gcc runtime miscompute
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: kugan at gcc dot gnu.org
Target Milestone: ---
5022.gcc is meicompiling for aarch64 with -O3 -Wl,-z,muldefs -lm
-fallow-argument-mismatch -fpermissive -fstack-arrays -flto
-Wl,--sort-section=name -fno-strict-aliasing -fgnu89-inline -march=native
-mcpu=neoverse-v2 -msve-vector-bits=128
gcc -v
Using built-in specs.
COLLECT_GCC=/home/kvivekananda/install_base/bin/gcc
COLLECT_LTO_WRAPPER=/home/kvivekananda/install_base/libexec/gcc/aarch64-unknown-linux-gnu/15.0.0/lto-wrapper
Target: aarch64-unknown-linux-gnu
Configured with: ../gcc_base/configure --enable-multiarch=yes
--enable-languages=c,c++,fortran,lto --disable-bootstrap
--prefix=/home/kvivekananda/install_base : (reconfigured) ../gcc_base/configure
--enable-multiarch=yes --disable-bootstrap
--prefix=/home/kvivekananda/install_base --enable-languages=c,c++,fortran,lto
--no-create --no-recursion
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20240607 (experimental) (GCC)
Bisect points to:
[d93353e6423ecaaae9fa47d0935caafd9abfe4de] Do single-lane SLP discovery for
reductions
