diff --git a/core/fmt/fmt.odin b/core/fmt/fmt.odin
index c9e284edc..f4fddd18d 100644
--- a/core/fmt/fmt.odin
+++ b/core/fmt/fmt.odin
@@ -253,18 +253,24 @@ bprintf :: proc(buf: []byte, fmt: string, args: ..any) -> string {
 // - args: A variadic list of arguments to be formatted
 // - loc: The location of the caller
 //
-// Returns: True if the condition is met, otherwise triggers a runtime assertion with a formatted message
-//
-assertf :: proc(condition: bool, fmt: string, args: ..any, loc := #caller_location) -> bool {
+@(disabled=ODIN_DISABLE_ASSERT)
+assertf :: proc(condition: bool, fmt: string, args: ..any, loc := #caller_location) {
 	if !condition {
-		p := context.assertion_failure_proc
-		if p == nil {
-			p = runtime.default_assertion_failure_proc
+		// NOTE(dragos): We are using the same trick as in builtin.assert
+		// to improve performance to make the CPU not
+		// execute speculatively, making it about an order of
+		// magnitude faster
+		@(cold)
+		internal :: proc(loc: runtime.Source_Code_Location, fmt: string, args: ..any) {
+			p := context.assertion_failure_proc
+			if p == nil {
+				p = runtime.default_assertion_failure_proc
+			}
+			message := tprintf(fmt, ..args)
+			p("Runtime assertion", message, loc)
 		}
-		message := tprintf(fmt, ..args)
-		p("Runtime assertion", message, loc)
+		internal(loc, fmt, ..args)
 	}
-	return condition
 }
 // Runtime panic with a formatted message
 //
diff --git a/core/log/log.odin b/core/log/log.odin
index 021a46000..b4039caa0 100644
--- a/core/log/log.odin
+++ b/core/log/log.odin
@@ -116,6 +116,42 @@ panicf :: proc(fmt_str: string, args: ..any, location := #caller_location) -> !
 	runtime.panic("log.panicf", location)
 }
 
+@(disabled=ODIN_DISABLE_ASSERT)
+assert :: proc(condition: bool, message := "", loc := #caller_location) {
+	if !condition {
+		@(cold)
+		internal :: proc(message: string, loc: runtime.Source_Code_Location) {
+			p := context.assertion_failure_proc
+			if p == nil {
+				p = runtime.default_assertion_failure_proc
+			}
+			log(.Fatal, message, location=loc)
+			p("runtime assertion", message, loc)
+		}
+		internal(message, loc)
+	}
+}
+
+@(disabled=ODIN_DISABLE_ASSERT)
+assertf :: proc(condition: bool, fmt_str: string, args: ..any, loc := #caller_location) {
+	if !condition {
+		// NOTE(dragos): We are using the same trick as in builtin.assert
+		// to improve performance to make the CPU not
+		// execute speculatively, making it about an order of
+		// magnitude faster
+		@(cold)
+		internal :: proc(loc: runtime.Source_Code_Location, fmt_str: string, args: ..any) {
+			p := context.assertion_failure_proc
+			if p == nil {
+				p = runtime.default_assertion_failure_proc
+			}
+			message := fmt.tprintf(fmt_str, ..args)
+			log(.Fatal, message, location=loc)
+			p("Runtime assertion", message, loc)
+		}
+		internal(loc, fmt_str, ..args)
+	}
+}
 
 
 
diff --git a/core/odin/parser/parser.odin b/core/odin/parser/parser.odin
index f11d0eb73..3383f3514 100644
--- a/core/odin/parser/parser.odin
+++ b/core/odin/parser/parser.odin
@@ -436,6 +436,24 @@ expect_closing_brace_of_field_list :: proc(p: ^Parser) -> tokenizer.Token {
 	return expect_brace
 }
 
+expect_closing_parentheses_of_field_list :: proc(p: ^Parser) -> tokenizer.Token {
+	token := p.curr_tok
+	if allow_token(p, .Close_Paren) {
+		return token
+	}
+
+	if allow_token(p, .Semicolon) && !tokenizer.is_newline(token) {
+		str := tokenizer.token_to_string(token)
+		error(p, end_of_line_pos(p, p.prev_tok), "expected a comma, got %s", str)
+	}
+
+	for p.curr_tok.kind != .Close_Paren && p.curr_tok.kind != .EOF && !is_non_inserted_semicolon(p.curr_tok) {
+		advance_token(p)
+	}
+
+	return expect_token(p, .Close_Paren)
+}
+
 is_non_inserted_semicolon :: proc(tok: tokenizer.Token) -> bool {
 	return tok.kind == .Semicolon && tok.text != "\n"
 }
@@ -2095,7 +2113,7 @@ parse_proc_type :: proc(p: ^Parser, tok: tokenizer.Token) -> ^ast.Proc_Type {
 
 	expect_token(p, .Open_Paren)
 	params, _ := parse_field_list(p, .Close_Paren, ast.Field_Flags_Signature_Params)
-	expect_token(p, .Close_Paren)
+	expect_closing_parentheses_of_field_list(p)
 	results, diverging := parse_results(p)
 
 	is_generic := false
diff --git a/core/os/os2/heap_windows.odin b/core/os/os2/heap_windows.odin
index eba403c1d..4afc016a0 100644
--- a/core/os/os2/heap_windows.odin
+++ b/core/os/os2/heap_windows.odin
@@ -85,7 +85,7 @@ _heap_allocator_proc :: proc(allocator_data: rawptr, mode: mem.Allocator_Mode,
 	case .Free_All:
 		return nil, .Mode_Not_Implemented
 
-	case .Resize:
+	case .Resize, .Resize_Non_Zeroed:
 		if old_memory == nil {
 			return aligned_alloc(size, alignment, true)
 		}
diff --git a/core/runtime/core_builtin.odin b/core/runtime/core_builtin.odin
index bc85cd7f2..3f4ebbc74 100644
--- a/core/runtime/core_builtin.odin
+++ b/core/runtime/core_builtin.odin
@@ -172,7 +172,7 @@ reserve :: proc{reserve_dynamic_array, reserve_map}
 @builtin
 non_zero_reserve :: proc{non_zero_reserve_dynamic_array}
 
-// `resize` will try to resize memory of a passed dynamic array or map to the requested element count (setting the `len`, and possibly `cap`).
+// `resize` will try to resize memory of a passed dynamic array to the requested element count (setting the `len`, and possibly `cap`).
 @builtin
 resize :: proc{resize_dynamic_array}
 
diff --git a/src/checker.cpp b/src/checker.cpp
index 917340a20..4d7514d0b 100644
--- a/src/checker.cpp
+++ b/src/checker.cpp
@@ -1085,7 +1085,7 @@ gb_internal void init_universal(void) {
 
 	add_global_constant("ODIN_COMPILE_TIMESTAMP", t_untyped_integer, exact_value_i64(odin_compile_timestamp()));
 
-	add_global_bool_constant("__ODIN_LLVM_F16_SUPPORTED", lb_use_new_pass_system());
+	add_global_bool_constant("__ODIN_LLVM_F16_SUPPORTED", lb_use_new_pass_system() && !is_arch_wasm());
 
 	{
 		GlobalEnumValue values[3] = {