Date: Sun, 14 May 2000 15:28:00 +0930 (CST) From: Greg Lehey <grog@wantadilla.lemis.com> To: FreeBSD-gnats-submit@freebsd.org Subject: gnu/18542: Compiler fails when compiling XFree86 with optimization Message-ID: <200005140558.PAA61713@wantadilla.lemis.com>
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>Number: 18542
>Category: gnu
>Synopsis: Compiler fails when compiling XFree86 with optimization
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat May 13 23:00:03 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator: Greg Lehey
>Release: FreeBSD 5.0-CURRENT i386
>Organization:
LEMIS
PO Box 460
Echunga SA 5153
Australia
>Environment:
Any recent FreeBSD 5.0-CURRENT, latest development sources for
XFree86.
>Description:
When installing XFree86 after a successful 'make world', the
compiler fails for multiple files with the following message:
making all in programs/Xserver/Xext/extmod...
rm -f xf86vmode.o
cc -c -O2 -ansi -pedantic -Dasm=__asm -Wall -Wpointer-arith -I.. -I../../include -I../../../../exports/include/X11 -I../../../../include/extensions -I../../../../programs/Xserver/hw/xfree86/common -I../../../../include/fonts -I../../../.. -I../../../../exports/include -DCSRG_BASED -DSHAPE -DXINPUT -DXKB -DLBX -DXAPPGROUP -DXCSECURITY -DTOGCUP -DXF86BIGFONT -DDPMSExtension -DPIXPRIV -DPANORAMIX -DGCCUSESGAS -DAVOID_GLYPHBLT -DPIXPRIV -DSINGLEDEPTH -DXFreeXDGA -DXvExtension -DXFree86LOADER -DXFree86Server -DXF86VIDMODE -DX_BYTE_ORDER=X_LITTLE_ENDIAN -DSMART_SCHEDULE -DNDEBUG -DFUNCPROTO=15 -DNARROWPROTO -DIN_MODULE -DEXTMODULE xf86vmode.c
xf86vmode.c: In function `ProcXF86VidModeGetMonitor':
xf86vmode.c:1320: Unable to generate reloads for:
(insn 306 304 308 (parallel[
(set (reg:SI 0 %eax)
(fix:SI (fix:SF (subreg:SF (reg:SI 0 %eax) 0))))
(clobber (mem:HI (plus:SI (reg:SI 6 %ebp)
(const_int -34 [0xffffffde])) 0))
(clobber (mem:HI (plus:SI (reg:SI 6 %ebp)
(const_int -36 [0xffffffdc])) 0))
(clobber (mem:SI (plus:SI (reg:SI 6 %ebp)
(const_int -40 [0xffffffd8])) 0))
(clobber (scratch:HI))
] ) 145 {fix_truncsfsi2+1} (insn_list 299 (nil))
(expr_list:REG_DEAD (reg:SI 0 %eax)
(expr_list:REG_UNUSED (scratch:HI)
(nil))))
>How-To-Repeat:
>Fix:
Fix not known. Disabling optimization works around the
problem.
>Release-Note:
>Audit-Trail:
>Unformatted:
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