https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115383
Bug ID: 115383
Summary: ICE with TCVC_2 build
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: ---
Patch [PATCH 1/4] Relax COND_EXPR reduction vectorization SLP restriction seem
to cause ICE while building TSVC_2
Reduced test:
cat tsvc_vec.i
void dummy();
void s331() {
int j;
for (int i; i; i++)
if ((float)i < 00.)
j = i;
dummy(j);
}
gcc options used:
gcc -std=c99 -O3 -march=native -flto -Wl,--sort-section=name -mcpu=neoverse-v2
-msve-vector-bits=128
gcc -v:
Using built-in specs.
COLLECT_GCC=/proj/grco/gcc/Linux_aarch64/upstream-main/latest/bin/gcc
COLLECT_LTO_WRAPPER=/proj/grco/gcc/Linux_aarch64/upstream-main/20240606024711346f33e2/libexec/gcc/aarch64-unknown-linux-gnu/15.0.0/lto-wrapper
Target: aarch64-unknown-linux-gnu
Configured with: /var/jenkins/workspace/GCC_Nightly/configure
--enable-multiarch=yes --enable-languages=c,c++,fortran,lto
--prefix=/proj/grco/gcc/Linux_aarch64/upstream-main/20240606024711346f33e2
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 15.0.0 20240606 (experimental) (GCC)
