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From: "lucier at math dot purdue.edu" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/100152] [10/11/12 Regression] used caller-saved register
 not preserved across a call.
Date: Sun, 09 May 2021 01:57:10 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100152

--- Comment #47 from lucier at math dot purdue.edu ---
I downloaded

[Bradleys-Mac-mini:~/programs/gcc/gcc-mainline] lucier% git log -1 --oneline
2254b3233b5 (HEAD -> master, origin/trunk, origin/master, origin/HEAD) PR
middle-end/100325 - missing warning with -O0 on sprintf overflow with point=
er
plus offset

configured with

 ../../gcc-mainline/configure --prefix=3D/usr/local/gcc-mainline
--with-sysroot=3D/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk

and "make; make -k check". I then applied the patch, configured, "make; mak=
e -k
check" and the make check always stops with

<stuff removed>
Running
/Users/lucier/programs/gcc/gcc-mainline/libstdc++-v3/testsuite/libstdc++-dg=
/conformance.exp
...
WARNING: program timed out.

Sorry, I don't know what's going on.=