As mentioned in the PR, there's a wrong reference to a non existing file in Makefile.in, fixed in this patch.
Committed on trunk. 2011-07-23 Arnaud Charlet <char...@adacore.com> PR ada/49819 * gcc-interface/Makefile.in (powerpc-linux): Remove reference to g-trasym-dwarf.adb. -- Index: gcc-interface/Makefile.in =================================================================== --- gcc-interface/Makefile.in (revision 176624) +++ gcc-interface/Makefile.in (working copy) @@ -1820,7 +1820,6 @@ ifeq ($(strip $(filter-out powerpc% linu s-osinte.adb<s-osinte-posix.adb \ s-tpopsp.adb<s-tpopsp-posix-foreign.adb \ g-sercom.adb<g-sercom-linux.adb \ - g-trasym.adb<g-trasym-dwarf.adb \ $(ATOMICS_TARGET_PAIRS) ifeq ($(strip $(filter-out xenomai,$(THREAD_KIND))),)