sim: warnings: enable -Wshift-negative-value

Now that all the relevant sources are fixed, enable the warning.
2 years ago · 9f17cdda31
2 changed files with 2 additions and 0 deletions
--- a/sim/configure
+++ b/sim/configure
@ -16175,6 +16175,7 @@ build_warnings="$build_warnings
 -Wpointer-sign
 -Wreturn-mismatch
 -Wreturn-type
+-Wshift-negative-value
 -Wstrict-prototypes
 -Wno-enum-conversion
 "
--- a/sim/m4/sim_ac_option_warnings.m4
+++ b/sim/m4/sim_ac_option_warnings.m4
@ -70,6 +70,7 @@ build_warnings="$build_warnings
 -Wpointer-sign
 -Wreturn-mismatch
 -Wreturn-type
+-Wshift-negative-value
 -Wstrict-prototypes
 dnl The cgen virtual insn logic involves enum conversions.
 dnl Disable until we can figure out how to make this work.