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authorsimonpj@microsoft.com <unknown>2010-09-14 11:39:00 +0000
committersimonpj@microsoft.com <unknown>2010-09-14 11:39:00 +0000
commit83a8fc9f6e04436784693a2188a58eac9c3e9664 (patch)
tree32e6fc0aaa54e3ee014495691175d40031106925 /compiler
parent13adf25f23091c8ef1a14cfb11ed9379ffbaed90 (diff)
downloadhaskell-83a8fc9f6e04436784693a2188a58eac9c3e9664.tar.gz
Improve ASSERT
Diffstat (limited to 'compiler')
-rw-r--r--compiler/iface/TcIface.lhs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/iface/TcIface.lhs b/compiler/iface/TcIface.lhs
index 83a24584f0..fde31465ab 100644
--- a/compiler/iface/TcIface.lhs
+++ b/compiler/iface/TcIface.lhs
@@ -919,7 +919,7 @@ tcIfaceAlt scrut (tycon, inst_tys) (IfaceDataAlt data_occ, arg_strs, rhs)
; tcIfaceDataAlt con inst_tys arg_strs rhs }
tcIfaceAlt _ (tycon, inst_tys) (IfaceTupleAlt _boxity, arg_occs, rhs)
- = ASSERT( isTupleTyCon tycon )
+ = ASSERT2( isTupleTyCon tycon, ppr tycon )
do { let [data_con] = tyConDataCons tycon
; tcIfaceDataAlt data_con inst_tys arg_occs rhs }