fix(julia): custom build without Frame Pointer Omission

.pre-commit-config.yaml

@@ -4,6 +4,7 @@ repos:
     rev: v4.4.0
     hooks:
       - id: end-of-file-fixer
+        exclude: \.patch$
       - id: trailing-whitespace
   - repo: https://github.com/hadolint/hadolint
     rev: v2.12.0

julia/Makefile

@@ -1,3 +1,7 @@
 .PHONY: build
 build:
 	docker build -t parca-demo:julia .
+
+build-patched:
+	docker run --interactive --rm --volume="${PWD}:/build" --workdir=/build \
+		docker.io/nixos/nix:2.11.1 sh -c '$$(nix-build --no-out-link)' | docker load

julia/default.nix

@@ -0,0 +1,25 @@
+{ pkgs ? import
+    (builtins.fetchTarball
+      "https://github.com/NixOS/nixpkgs/archive/nixos-22.11.tar.gz"
+    )
+    { }
+}:
+
+pkgs.dockerTools.streamLayeredImage {
+  name = "parca-demo";
+  tag = "julia";
+  contents = [
+    (pkgs.julia.overrideAttrs (current: {
+      patches = current.patches ++ [
+        ./patches/0001-disable-frame-pointer-omission.patch
+      ];
+      doInstallCheck = false;
+    }))
+    (pkgs.writeTextDir "app/main.jl" (builtins.readFile ./main.jl))
+  ];
+  config = {
+    Cmd = [ "julia" "main.jl" ];
+    Env = [ "ENABLE_JITPROFILING=1" ];
+    WorkingDir = "/app";
+  };
+}

julia/patches/0001-disable-frame-pointer-omission.patch

@@ -0,0 +1,20 @@
+commit 1d5a4168933d19df4784aa6c73a5a7653610cf04
+Author: Maxime Brunet <[email protected]>
+Date:   Sat Feb 11 11:37:06 2023 -0800
+
+    Disable Frame Pointer Omission on Linux
+
+diff --git a/src/codegen.cpp b/src/codegen.cpp
+index 104f77f8d6..5a1284be6d 100644
+--- a/src/codegen.cpp
++++ b/src/codegen.cpp
+@@ -10,7 +10,7 @@
+ #if defined(_CPU_X86_)
+ #define JL_NEED_FLOATTEMP_VAR 1
+ #endif
+-#if defined(_OS_WINDOWS_) || defined(_OS_FREEBSD_)
++#if defined(_OS_WINDOWS_) || defined(_OS_LINUX_) || defined(_OS_FREEBSD_)
+ #define JL_DISABLE_FPO
+ #endif
+
+