julia: fix gfortran version detection (#28741)

var/spack/repos/builtin/packages/julia/fix-gfortran.patch

@@ -0,0 +1,22 @@
+From 23b8403586be314449c42b35b85d45be16a02373 Mon Sep 17 00:00:00 2001
+From: Harmen Stoppels <harmenstoppels@gmail.com>
+Date: Thu, 3 Feb 2022 01:56:41 +0100
+Subject: [PATCH] Fix detection of LIBGFORTRAN_VERSION
+
+---
+ Make.inc | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Make.inc b/Make.inc
+index 6b9db8d9fa33..ec956d1d0c86 100644
+--- a/Make.inc
++++ b/Make.inc
+@@ -1140,7 +1140,7 @@ endif
+ 
+ # Auto-detect triplet once, create different versions that we use as defaults below for each BB install target
+ FC_VERSION := $(shell $(FC) --version 2>/dev/null | head -1)
+-FC_OR_CC_VERISON := $(or $(FC_VERSION),$(shell $(CC) --version 2>/dev/null | head -1))
++FC_OR_CC_VERSION := $(or $(FC_VERSION),$(shell $(CC) --version 2>/dev/null | head -1))
+ BB_TRIPLET_LIBGFORTRAN_CXXABI := $(shell $(call invoke_python,$(JULIAHOME)/contrib/normalize_triplet.py) $(or $(XC_HOST),$(XC_HOST),$(BUILD_MACHINE)) "$(FC_OR_CC_VERSION)" "$(or $(shell echo '\#include <string>' | $(CXX) $(CXXFLAGS) -x c++ -dM -E - | grep _GLIBCXX_USE_CXX11_ABI | awk '{ print $$3 }' ),1)")
+ BB_TRIPLET_LIBGFORTRAN := $(subst $(SPACE),-,$(filter-out cxx%,$(subst -,$(SPACE),$(BB_TRIPLET_LIBGFORTRAN_CXXABI))))
+ BB_TRIPLET_CXXABI := $(subst $(SPACE),-,$(filter-out libgfortran%,$(subst -,$(SPACE),$(BB_TRIPLET_LIBGFORTRAN_CXXABI))))

var/spack/repos/builtin/packages/julia/package.py

@@ -117,6 +117,9 @@ class Julia(MakefilePackage):
     patch('julia-1.6-system-libwhich-and-p7zip-symlink.patch', when='@1.6.0:1.6')
     patch('use-add-rpath.patch')
 
+    # Fix gfortran abi detection https://github.com/JuliaLang/julia/pull/44026
+    patch('fix-gfortran.patch', when='@1.7.0:1.7.1')
+
     def patch(self):
         # The system-libwhich-libblastrampoline.patch causes a rebuild of docs as it
         # touches the main Makefile, so we reset the a/m-time to doc/_build's.