diff --git a/Makefile b/Makefile
index d18f2764de..2c672af178 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 #
-# Don't edit, this file is generated by FPCMake Version 2.0.0 [2006/08/02]
+# Don't edit, this file is generated by FPCMake Version 2.0.0 [2006/08/20]
 #
 default: help
 MAKEFILETARGETS=i386-linux i386-go32v2 i386-win32 i386-os2 i386-freebsd i386-beos i386-netbsd i386-solaris i386-qnx i386-netware i386-openbsd i386-wdosx i386-darwin i386-emx i386-watcom i386-netwlibc i386-wince m68k-linux m68k-freebsd m68k-netbsd m68k-amiga m68k-atari m68k-openbsd m68k-palmos powerpc-linux powerpc-netbsd powerpc-amiga powerpc-macos powerpc-darwin powerpc-morphos sparc-linux sparc-netbsd sparc-solaris x86_64-linux x86_64-freebsd x86_64-win64 arm-linux arm-palmos arm-wince arm-gba powerpc64-linux
@@ -1260,7 +1260,7 @@ ifeq ($(CPU_TARGET),powerpc)
 FPCCPUOPT:=-O1r
 endif
 else
-FPCCPUOPT:=-O2
+FPCCPUOPT:=-O1r
 endif
 override FPCOPT+=-Ur -Xs $(FPCCPUOPT) -n
 override FPCOPTDEF+=RELEASE
@@ -2503,7 +2503,7 @@ BUILDSTAMP=build-stamp.$(FULL_TARGET)
 .PHONY: all clean distclean build install installbase installother zipinstallbase zipinstallotherzipinstall singlezipinstall
 all: build
 clean: $(addsuffix _distclean,$(TARGET_DIRS))
-	$(DEL) build-stamp.*
+	-$(DEL) build-stamp.*
 distclean: clean
 build: $(BUILDSTAMP)
 $(BUILDSTAMP):
diff --git a/Makefile.fpc b/Makefile.fpc
index ee0cb41518..f610d180ae 100644
--- a/Makefile.fpc
+++ b/Makefile.fpc
@@ -239,7 +239,7 @@ BUILDSTAMP=build-stamp.$(FULL_TARGET)
 all: build
 
 clean: $(addsuffix _distclean,$(TARGET_DIRS))
-        $(DEL) build-stamp.*
+        -$(DEL) build-stamp.*
 
 distclean: clean