https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117833
Bug ID: 117833
Summary: [15 regression] Bootstrap failure in
gcc/go/gofrontend/go-encode-id.cc
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Keywords: build
Severity: normal
Priority: P3
Component: go
Assignee: ian at airs dot com
Reporter: sch...@linux-m68k.org
Target Milestone: ---
The go frontend fails to build:
../../gcc/go/gofrontend/go-encode-id.cc: In function 'std::string
go_encode_id(const std::string&)':
../../gcc/go/gofrontend/go-encode-id.cc:176:48: error: '%02x' directive output
may be truncated writing between 2 and 8 bytes into a region of size 6
[-Werror=format-truncation=]
176 | snprintf(buf, sizeof buf, "_x%02x", c);
| ^~~~
../../gcc/go/gofrontend/go-encode-id.cc:176:45: note: directive argument in the
range [128, 4294967295]
176 | snprintf(buf, sizeof buf, "_x%02x", c);
| ^~~~~~~~
../../gcc/go/gofrontend/go-encode-id.cc:176:27: note: 'snprintf' output between
5 and 11 bytes into a destination of size 8
176 | snprintf(buf, sizeof buf, "_x%02x", c);
| ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1plus: all warnings being treated as errors
make[3]: *** [../../gcc/go/Make-lang.in:256: go/go-encode-id.o] Error 1
