[parisc-linux] [hppa-linux, gcc-3.2 regression] cc1 segmentation fault at -O2

tausq@debian.org tausq@debian.org
Tue, 28 Jan 2003 23:54:11 -0800


>Submitter-Id:	net
>Originator:	Randolph Chung
>Organization:	Debian
>Confidential:	no
>Synopsis:	cc1 segfaults @ -O2 when building a simple function
>Severity:	serious
>Priority:	medium
>Category:	optimization
>Class:		ice-on-legal-code
>Release:	3.2.2 20030124 (Debian prerelease) (Debian testing/unstable)
>Environment:
System: Linux legolas 2.4.20-pa18 #110 Mon Jan 27 23:44:18 PST 2003 parisc unknown unknown GNU/Linux
Architecture: parisc

	<machine, os, target, libraries (multiple lines)>
host: hppa-unknown-linux-gnu
build: hppa-unknown-linux-gnu
target: hppa-unknown-linux-gnu
configured with: ../src/configure -v --enable-languages=c,c++,f77,proto,pascal,objc,ada --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --with-gxx-include-dir=/usr/include/c++/3.2 --enable-shared --with-system-zlib --enable-nls --without-included-gettext --enable-__cxa_atexit --enable-clocale=gnu --enable-objc-gc hppa-linux
>Description:
	Self-explanatory. Compiles fine with gcc-3.0.4 and gcc-3.3 (20030118)

>How-To-Repeat:
	Compile this function with gcc -O2 -c
	(simplied from a failure in building lcdproc)

void foo(int len)
{
	while (len >= 8) len -= 8;
	if(!len) return;
}

>Fix:
	none