Use GCC and more recent NodeJS

Clang has problems compiling some newer alignment features

Author: LPTK

compiler/shared/test/diff-ir/cpp/Makefile

@@ -1,4 +1,4 @@
-CXX := clang++
+CXX := g++
 CFLAGS := $(CFLAGS) -O3 -Wall -Wextra -std=c++20 -I. -Wno-inconsistent-missing-override
 LDFLAGS := $(LDFLAGS) -lmimalloc -lgmp
 SRC :=

flake.nix

@@ -21,12 +21,13 @@
           devShells.default = mkShell {
             buildInputs = [
               clang
+              gcc
               gnumake
               boost
               gmp
               mimalloc
               sbt
-              nodejs_18
+              nodejs_22
             ];
           };
       });