reserve-commit-chain arenas

tests/cpp_build_test.cpp

@@ -7,7 +7,7 @@ static MD_Arena *arena = 0;
 
 int main(void)
 {
-    arena = MD_ArenaAlloc(1ull << 40);
+    arena = MD_ArenaAlloc();
     
     printf("%d\n", MD_CPP_VERSION);
     

tests/expression_tests.c

@@ -201,7 +201,7 @@ operator_array[Op_##name].op = (MD_ExprOperator){ .op_id = Op_##name, .kind = MD
     OPERATORS
 #undef X 
     
-    arena = MD_ArenaAlloc(1ull << 40);
+    arena = MD_ArenaAlloc();
     
     /* NOTE: Operator table bake errors */ {
         MD_ExprOperatorList operator_list = {0};

tests/sanity_tests.c

@@ -84,7 +84,7 @@ TokenMatch(MD_Token token, MD_String8 string, MD_TokenKind kind)
 
 int main(void)
 {
-    arena = MD_ArenaAlloc(1ull << 40);
+    arena = MD_ArenaAlloc();
     
     Test("Lexer")
     {

tests/unicode_test.c

@@ -16,7 +16,7 @@ void run_test_on_string(MD_String8 string)
 
 int main(void)
 {
-    arena = MD_ArenaAlloc(1ull << 40);
+    arena = MD_ArenaAlloc();
     
     // TODO(allen): throw more at this.