--- a/components/gdb/Makefile	Fri May 15 17:35:43 2015 -0700
+++ b/components/gdb/Makefile	Fri May 15 18:50:08 2015 -0700
@@ -29,7 +29,6 @@
 # not usable. Building gdb with a GCC >= 4.7.2 produces very
 # good results, even on SPARC.
 COMPILER=gcc
-GCCHOME=/usr/gcc/4.7
 
 include ../../make-rules/shared-macros.mk
 
@@ -51,7 +50,7 @@
 
 
 # GDB wants the GNU utilities
-PATH=/usr/gnu/bin:$(GCCHOME)/bin:/usr/bin:/usr/perl5/bin
+PATH=/usr/gnu/bin:$(GCC_ROOT)/bin:/usr/bin:/usr/perl5/bin
 
 CFLAGS_sparc =	-g -O2 -mcpu=ultrasparc -mtune=ultrasparc
 CFLAGS_sparc +=	-mno-unaligned-doubles

--- a/make-rules/shared-macros.mk	Fri May 15 17:35:43 2015 -0700
+++ b/make-rules/shared-macros.mk	Fri May 15 18:50:08 2015 -0700
@@ -404,7 +404,7 @@
 export PARFAIT_NATIVEGCC=$(GCC_ROOT)/bin/gcc
 export PARFAIT_NATIVEGXX=$(GCC_ROOT)/bin/g++
 
-GCC_ROOT =	/usr/gcc/4.7
+GCC_ROOT =	/usr/gcc/4.8
 GCC3_ROOT =	/usr/gcc/3.4
 
 CC.studio.32 =	$(SPRO_VROOT)/bin/cc
@@ -935,7 +935,7 @@
 REQUIRED_PACKAGES += developer/gcc-3
 endif
 ifeq ($(COMPILER),gcc)
-REQUIRED_PACKAGES += developer/gcc-47
+REQUIRED_PACKAGES += developer/gcc-48
 endif
 ifeq ($(COMPILER),studio)
 ifneq ($(findstring /opt/solarisstudio12.4,$(CC)),)