X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=mk%2Fvalidate-settings.mk;h=53f635b3f8b60d0e7d26621234363f12f09561d0;hp=2ad15468f770d3e4b9b51a0c1f6ad1ae6854c8d7;hb=34cc75e1a62638f2833815746ebce0a9114dc26b;hpb=7aaad0812108d3e195ef5f537438f706505f5d0a

diff --git a/mk/validate-settings.mk b/mk/validate-settings.mk
index 2ad1546..53f635b 100644
--- a/mk/validate-settings.mk
+++ b/mk/validate-settings.mk
@@ -1,3 +1,5 @@
+# DO NOT EDIT!  Instead, create a file mk/validate.mk, whose settings will
+# override these.  See also mk/custom-settings.mk.
 
 WERROR          = -Werror
 
@@ -7,15 +9,19 @@ SRC_HC_OPTS     = $(WERROR) -H64m -O0 -fasm
 GhcStage1HcOpts = -O -fasm
 
 GhcStage2HcOpts = -O -fasm
+# Using -O (rather than -O0) here bringes my validate down from 22mins to 16 mins.
+# Compiling stage2 takes longer, but we gain a faster haddock, faster
+# running of the tests, and faster building of the utils to be installed
+
 GhcLibHcOpts    = -O -fasm -dcore-lint
-GhcLibWays      =
+GhcLibWays      = v
 SplitObjs       = NO
 NoFibWays       =
 STRIP           = :
 GhcBootLibs     = YES
 
 ifeq "$(ValidateHpc)" "YES"
-GhcStage2HcOpts += -fhpc -hpcdir $(FPTOOLS_TOP_ABS)/testsuite/hpc_output/
+GhcStage2HcOpts += -fhpc -hpcdir $(TOP)/testsuite/hpc_output/
 endif
 ifeq "$(ValidateSlow)" "YES"
 GhcStage2HcOpts += -XGenerics -DDEBUG