Eases the use of clang in the makefile

New definition in the makefile for warnings that are valid for gcc but
not for clang (CWARNGCC).

1 files changed, 9 insertions, 4 deletions

diff --git a/makefile b/makefile
index 9e537dcc..7cfcbfe1 100644
--- a/makefile
+++ b/makefile
@@ -5,7 +5,7 @@
 
 # Warnings valid for both C and C++
 CWARNSCPP= \
-        -fmax-errors=5 \
+        -Wfatal-errors \
         -Wextra \
         -Wshadow \
         -Wsign-compare \
@@ -14,8 +14,6 @@ CWARNSCPP= \
         -Wredundant-decls \
         -Wdisabled-optimization \
         -Wdouble-promotion \
-        -Wlogical-op \
-        -Wno-aggressive-loop-optimizations \
         # the next warnings might be useful sometimes,
         # but usually they generate too much noise
         # -Werror \
@@ -26,6 +24,13 @@ CWARNSCPP= \
         # -Wformat=2 \
         # -Wcast-qual \
 
+
+# Warnings for gcc, not valid for clang
+CWARNGCC= \
+        -Wlogical-op \
+        -Wno-aggressive-loop-optimizations \
+
+
 # The next warnings are neither valid nor needed for C++
 CWARNSC= -Wdeclaration-after-statement \
         -Wmissing-prototypes \
@@ -35,7 +40,7 @@ CWARNSC= -Wdeclaration-after-statement \
         -Wold-style-definition \
 
 
-CWARNS= $(CWARNSCPP) $(CWARNSC)
+CWARNS= $(CWARNSCPP) $(CWARNSC) $(CWARNGCC)
 
 # Some useful compiler options for internal tests:
 # -DLUAI_ASSERT turns on all assertions inside Lua.