[Bug lto/93057] New: -flto=64 -o "t#o" leads to an error
hubicka at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Dec 23 21:04:00 GMT 2019
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93057
Bug ID: 93057
Summary: -flto=64 -o "t#o" leads to an error
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: hubicka at gcc dot gnu.org
CC: marxin at gcc dot gnu.org
Target Milestone: ---
When generating the internal makefile in lto-wrapper we need to avoid or escape
characters in filenames which are special for make.
jan@skylake:~> cat t.c
main() { }
jan@skylake:~> gcc -O2 t.c -o "t#o" -flto=64
t.c:1:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
1 | main() { }
| ^~~~
/tmp/cc6loZ7P.mk:1: *** missing separator. Stop.
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/usr/lib64/gcc/x86_64-suse-linux/9/../../../../x86_64-suse-linux/bin/ld: error:
lto-wrapper failed
collect2: error: ld returned 1 exit status
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