From 00fae6dd79f40dc322b3c1149f7460f527f83d44 Mon Sep 17 00:00:00 2001
From: AMD Toolchain Support
 <73240730+amd-toolchain-support@users.noreply.github.com>
Date: Fri, 27 Sep 2024 14:07:22 +0100
Subject: charmpp: build fix for aocc (#45826)

---
 var/spack/repos/builtin/packages/charmpp/package.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/var/spack/repos/builtin/packages/charmpp/package.py b/var/spack/repos/builtin/packages/charmpp/package.py
index abed322050..02ce131961 100644
--- a/var/spack/repos/builtin/packages/charmpp/package.py
+++ b/var/spack/repos/builtin/packages/charmpp/package.py
@@ -374,6 +374,13 @@ class Charmpp(Package):
         if spec.satisfies("+tracing"):
             options.append("--enable-tracing")
 
+        # charmpp build was failing with clang based compilers for -DNETWORK=mpi as discussed in
+        # https://github.com/charmplusplus/charm/issues/3645
+        # Fix was suggested in https://github.com/charmplusplus/charm/pull/3646 and the same has
+        # been implemented in v8.0.0
+        if self.spec.satisfies("@8.0.0: %aocc"):
+            options.append("--disable-fortran")
+
         # Call "make" via the build script
         # Note: This builds Charm++ in the "tmp" subdirectory of the
         # install directory. Maybe we could set up a symbolic link
-- 
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