https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119287
Bug ID: 119287
Summary: [15 regression] ICE when building linux-6.12.19
(error: type mismatch in binary expression)
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: sjames at gcc dot gnu.org
Target Milestone: ---
Created attachment 60752
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60752&action=edit
xhci-hub.i.xz
```
$ gcc -std=gnu17 -O2 -fno-strict-overflow -c xhci-hub.i
/var/tmp/portage/sys-kernel/gentoo-kernel-6.12.19/work/linux-6.12/drivers/usb/host/xhci-hub.c:
In function ‘xhci_hub_control’:
/var/tmp/portage/sys-kernel/gentoo-kernel-6.12.19/work/linux-6.12/drivers/usb/host/xhci-hub.c:1206:5:
error: type mismatch in binary expression
1206 | int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
| ^~~~~~~~~~~~~~~~
int
u32
int
_1609 = psi_626 & 48;
/var/tmp/portage/sys-kernel/gentoo-kernel-6.12.19/work/linux-6.12/drivers/usb/host/xhci-hub.c:1206:5:
error: type mismatch in binary expression
int
u32
int
_1610 = psi_626 & 48;
/var/tmp/portage/sys-kernel/gentoo-kernel-6.12.19/work/linux-6.12/drivers/usb/host/xhci-hub.c:1206:5:
error: type mismatch in binary expression
int
u32
int
_1611 = psi_626 & 48;
during GIMPLE pass: pre
/var/tmp/portage/sys-kernel/gentoo-kernel-6.12.19/work/linux-6.12/drivers/usb/host/xhci-hub.c:1206:5:
internal compiler error: verify_gimple failed
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
```
---
```
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/15/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-pc-linux-gnu
Configured with:
/var/tmp/portage.notmp/portage/sys-devel/gcc-15.0.9999/work/gcc-15.0.9999/configure
--host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/15
--includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/15/include
--datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15
--mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15/man
--infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15/info
--with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15
--disable-silent-rules --disable-dependency-tracking
--with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/15/python
--enable-objc-gc --enable-languages=c,c++,d,go,objc,obj-c++,fortran,ada,cobol
--enable-obsolete --enable-secureplt --disable-werror --with-system-zlib
--enable-nls --without-included-gettext --disable-libunwind-exceptions
--enable-checking=yes,extra,rtl --with-bugurl=https://bugs.gentoo.org/
--with-pkgversion='Gentoo Hardened 15.0.9999 p, commit
c80eba1e1f25987e05fb9724b199fdb464becb37' --with-gcc-major-version-only
--enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared
--enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
--enable-multilib --with-multilib-list=m32,m64 --disable-fixed-point
--enable-targets=all --enable-offload-defaulted
--enable-offload-targets=nvptx-none --enable-libgomp --disable-libssp
--enable-libada --enable-cet --disable-systemtap --disable-valgrind-annotations
--disable-vtable-verify --disable-libvtv --with-zstd --with-isl
--disable-isl-version-check --enable-default-pie --enable-host-pie
--enable-host-bind-now --enable-default-ssp --disable-fixincludes
--with-gxx-libcxx-include-dir=/usr/include/c++/v1
--with-build-config=bootstrap-cet
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.1 20250314 (experimental)
81203220af87714fd0f3170a2043ab5d95353eef (Gentoo Hardened 15.0.9999 p, commit
c80eba1e1f25987e05fb9724b199fdb464becb37)
```
