[r17-2407 Regression] FAIL: gcc.target/i386/zext-sse-1.c check-function-bodies func2 on Linux/x86_64
Haochen Jiang via Gcc-regression <[email protected]> Thu, 16 Jul 2026 13:42:48 +0800
| Newsgroups | gmane.comp.gcc.regression,gmane.comp.gcc.patches |
|---|---|
| Message-ID | <[email protected]> |
On Linux/x86_64, 8a1346f379a15dc8b79e50656dc5d8728336231c is the first bad commit commit 8a1346f379a15dc8b79e50656dc5d8728336231c Author: H.J. Lu <[email protected]> Date: Mon Jul 13 09:12:13 2026 +0800 x86-64: Add missing SSE and AVX zero-extend patterns caused FAIL: gcc.target/i386/zext-sse-1.c check-function-bodies func1 FAIL: gcc.target/i386/zext-sse-1.c check-function-bodies func2 with GCC configured with ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r17-2407/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap To reproduce: $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/zext-sse-1.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/zext-sse-1.c --target_board='unix{-m64\ -march=cascadelake}'" (Please directly reply to this email for question about this report.) (If you met problems with cascadelake related, disabling AVX512F in command line might save that.) (However, please make sure that there is no potential problems with AVX512.)